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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/174675">174675</a></dd>
<dt>Author</dt> <dd>commit-queue@webkit.org</dd>
<dt>Date</dt> <dd>2014-10-14 01:18:32 -0700 (Tue, 14 Oct 2014)</dd>
</dl>

<h3>Log Message</h3>
<pre>[AX] Improve AccessibilityTableCell columnHeaders and rowHeaders functions.
https://bugs.webkit.org/show_bug.cgi?id=136818

Patch by Andrzej Badowski &lt;a.badowski@samsung.com&gt; on 2014-10-14
Reviewed by Chris Fleizach.

Source/WebCore:

Take into account that &lt;th&gt; elements can be both the column headers and row headers
improved the operation of two functions: columnHeaders and rowHeaders.

Test: accessibility/table-headers.html

* accessibility/AccessibilityTableCell.cpp:
(WebCore::AccessibilityTableCell::isColumnHeaderCell):
A new function that helps the main goal.
(WebCore::AccessibilityTableCell::isRowHeaderCell):
A new function that helps the main goal.
(WebCore::AccessibilityTableCell::columnHeaders):
Use isColumnHeaderCell instead of isTableHeaderCell.
(WebCore::AccessibilityTableCell::rowHeaders):
Use isRowHeaderCell also includes &lt;th&gt; row header element next to the scope attribute.
* accessibility/AccessibilityTableCell.h:
Adds new functions to the header file.

LayoutTests:

* accessibility/table-headers-expected.txt: Added.
* accessibility/table-headers.html: Added.
* platform/mac/accessibility/table-attributes-expected.txt:
* platform/mac/accessibility/table-cells-expected.txt:
* platform/mac/accessibility/table-sections-expected.txt:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsChangeLog">trunk/LayoutTests/ChangeLog</a></li>
<li><a href="#trunkLayoutTestsplatformmacaccessibilitytableattributesexpectedtxt">trunk/LayoutTests/platform/mac/accessibility/table-attributes-expected.txt</a></li>
<li><a href="#trunkLayoutTestsplatformmacaccessibilitytablecellsexpectedtxt">trunk/LayoutTests/platform/mac/accessibility/table-cells-expected.txt</a></li>
<li><a href="#trunkLayoutTestsplatformmacaccessibilitytablesectionsexpectedtxt">trunk/LayoutTests/platform/mac/accessibility/table-sections-expected.txt</a></li>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreaccessibilityAccessibilityARIAGridCellcpp">trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.cpp</a></li>
<li><a href="#trunkSourceWebCoreaccessibilityAccessibilityARIAGridCellh">trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.h</a></li>
<li><a href="#trunkSourceWebCoreaccessibilityAccessibilityTableCellcpp">trunk/Source/WebCore/accessibility/AccessibilityTableCell.cpp</a></li>
<li><a href="#trunkSourceWebCoreaccessibilityAccessibilityTableCellh">trunk/Source/WebCore/accessibility/AccessibilityTableCell.h</a></li>
</ul>

<h3>Added Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsaccessibilitytableheadersexpectedtxt">trunk/LayoutTests/accessibility/table-headers-expected.txt</a></li>
<li><a href="#trunkLayoutTestsaccessibilitytableheadershtml">trunk/LayoutTests/accessibility/table-headers.html</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/ChangeLog (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/ChangeLog        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/LayoutTests/ChangeLog        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2014-10-14  Andrzej Badowski  &lt;a.badowski@samsung.com&gt;
+
+        [AX] Improve AccessibilityTableCell columnHeaders and rowHeaders functions.
+        https://bugs.webkit.org/show_bug.cgi?id=136818
+
+        Reviewed by Chris Fleizach.
+
+        * accessibility/table-headers-expected.txt: Added.
+        * accessibility/table-headers.html: Added.
+        * platform/mac/accessibility/table-attributes-expected.txt:
+        * platform/mac/accessibility/table-cells-expected.txt:
+        * platform/mac/accessibility/table-sections-expected.txt:
+
</ins><span class="cx"> 2014-10-13  Benjamin Poulain  &lt;bpoulain@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Add test coverage for the more complex cases of :not()
</span></span></pre></div>
<a id="trunkLayoutTestsaccessibilitytableheadersexpectedtxt"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/accessibility/table-headers-expected.txt (0 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/accessibility/table-headers-expected.txt                                (rev 0)
+++ trunk/LayoutTests/accessibility/table-headers-expected.txt        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -0,0 +1,14 @@
</span><ins>+No        Country        Capital
+1.        Poland        Warsaw
+2.        Russia        Moscow
+3.        Ukraine        Kiev
+
+This tests that the columnHeaders() and rowHeaders() functions return the correct headers for a table cell.
+
+The table cell at (0,3) should have exactly one column header, currently it has 1 column header(s).
+The table cell at (0,3) should have exactly 0 row headers, currently it has 0 row header(s).
+
+The table cell at (1,2) should have exactly one column header, currently it has 1 column header(s).
+The table cell at (1,2) should have exactly one row header, currently it has 1 row header(s).
+
+
</ins></span></pre></div>
<a id="trunkLayoutTestsaccessibilitytableheadershtml"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/accessibility/table-headers.html (0 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/accessibility/table-headers.html                                (rev 0)
+++ trunk/LayoutTests/accessibility/table-headers.html        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -0,0 +1,61 @@
</span><ins>+&lt;!-- This test was made after noticing that all th elements in the table were included in the columnHeaders,
+     and the only criterion for including a cell to rowHeaders was only scope attribute (but not th).
+--&gt;
+&lt;html&gt;
+&lt;script&gt;
+  if (window.testRunner)
+    testRunner.dumpAsText();
+&lt;/script&gt;
+&lt;body&gt;
+
+&lt;table id=&quot;table1&quot;&gt;
+  &lt;thead&gt;
+  &lt;tr&gt;
+    &lt;th&gt;No&lt;/th&gt;
+    &lt;th&gt;Country&lt;/th&gt;
+    &lt;th&gt;Capital&lt;/th&gt;
+  &lt;/tr&gt;
+  &lt;/thead&gt;
+  &lt;tbody&gt;
+  &lt;tr&gt;
+    &lt;th&gt;1.&lt;/th&gt;
+    &lt;td&gt;Poland&lt;/td&gt;
+    &lt;td&gt;Warsaw&lt;/td&gt;
+  &lt;/tr&gt;
+  &lt;tr&gt;
+    &lt;th&gt;2.&lt;/th&gt;
+    &lt;td&gt;Russia&lt;/td&gt;
+    &lt;td&gt;Moscow&lt;/td&gt;
+  &lt;/tr&gt;
+   &lt;tr&gt;
+    &lt;th&gt;3.&lt;/th&gt;
+    &lt;td&gt;Ukraine&lt;/td&gt;
+    &lt;td&gt;Kiev&lt;/td&gt;
+  &lt;/tr&gt;
+  &lt;/tbody&gt;
+&lt;/table&gt;
+
+&lt;br&gt;
+&lt;br&gt;
+&lt;p&gt;This tests that the columnHeaders() and rowHeaders() functions return the correct headers for a table cell.&lt;/p&gt;
+&lt;div id=&quot;result&quot;&gt;&lt;/div&gt;
+
+&lt;script&gt;
+  if (window.accessibilityController) {
+      var table = accessibilityController.accessibleElementById(&quot;table1&quot;);
+      var cell1 = table.cellForColumnAndRow(0, 3);
+      var colHeaders1 = cell1.columnHeaders();
+      var rowHeaders1 = cell1.rowHeaders();
+      var cell2 = table.cellForColumnAndRow(1, 2);
+      var colHeaders2 = cell2.columnHeaders();
+      var rowHeaders2 = cell2.rowHeaders();
+
+      result.innerText += &quot;The table cell at (0,3) should have exactly one column header, currently it has &quot; + colHeaders1.length + &quot; column header(s).\n&quot;;
+      result.innerText += &quot;The table cell at (0,3) should have exactly 0 row headers, currently it has &quot; + rowHeaders1.length + &quot; row header(s).\n\n&quot;;
+      result.innerText += &quot;The table cell at (1,2) should have exactly one column header, currently it has &quot; + colHeaders2.length + &quot; column header(s).\n&quot;;
+      result.innerText += &quot;The table cell at (1,2) should have exactly one row header, currently it has &quot; + rowHeaders2.length + &quot; row header(s).\n\n&quot;;
+    }
+&lt;/script&gt;
+
+&lt;/body&gt;
+&lt;/html&gt;
</ins></span></pre></div>
<a id="trunkLayoutTestsplatformmacaccessibilitytableattributesexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/platform/mac/accessibility/table-attributes-expected.txt (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/platform/mac/accessibility/table-attributes-expected.txt        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/LayoutTests/platform/mac/accessibility/table-attributes-expected.txt        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -99,7 +99,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {0, 2}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -131,7 +131,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {0, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 2}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -163,7 +163,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {0, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 2}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -230,8 +230,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 1&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -262,7 +262,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 2}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="lines">@@ -294,8 +294,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {3, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {1, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -638,7 +638,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {0, 2}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -670,7 +670,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {0, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 2}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -701,8 +701,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 1&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -733,8 +733,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 1&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {4, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -765,7 +765,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 2}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="lines">@@ -797,8 +797,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {1, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -829,8 +829,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -861,8 +861,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -893,8 +893,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {4, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -925,8 +925,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {3, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {1, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -957,8 +957,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {3, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -989,8 +989,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {3, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -1021,8 +1021,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {3, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {4, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkLayoutTestsplatformmacaccessibilitytablecellsexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/platform/mac/accessibility/table-cells-expected.txt (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/platform/mac/accessibility/table-cells-expected.txt        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/LayoutTests/platform/mac/accessibility/table-cells-expected.txt        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -69,8 +69,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 1&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -135,8 +135,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 1&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -168,8 +168,8 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {5, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {3, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 0&gt;
+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkLayoutTestsplatformmacaccessibilitytablesectionsexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/platform/mac/accessibility/table-sections-expected.txt (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/platform/mac/accessibility/table-sections-expected.txt        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/LayoutTests/platform/mac/accessibility/table-sections-expected.txt        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -207,7 +207,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="lines">@@ -585,7 +585,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 1&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -617,7 +617,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -648,7 +648,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="lines">@@ -681,7 +681,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 1&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -713,7 +713,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -744,7 +744,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {3, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 3&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="lines">@@ -1043,7 +1043,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="lines">@@ -1421,7 +1421,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 1&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -1453,7 +1453,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -1484,7 +1484,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 2&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="lines">@@ -1517,7 +1517,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {1, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 1&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -1549,7 +1549,7 @@
</span><span class="cx"> AXRowIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {2, 1}
</span><span class="cx"> AXColumnHeaderUIElements: &lt;array of size 0&gt;
</span><del>-AXRowHeaderUIElements: &lt;array of size 0&gt;
</del><ins>+AXRowHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span><span class="cx"> 
</span><span class="lines">@@ -1580,7 +1580,7 @@
</span><span class="cx"> AXDOMClassList: &lt;array of size 0&gt;
</span><span class="cx"> AXRowIndexRange: NSRange: {3, 1}
</span><span class="cx"> AXColumnIndexRange: NSRange: {0, 1}
</span><del>-AXColumnHeaderUIElements: &lt;array of size 3&gt;
</del><ins>+AXColumnHeaderUIElements: &lt;array of size 1&gt;
</ins><span class="cx"> AXRowHeaderUIElements: &lt;array of size 0&gt;
</span><span class="cx"> AXElementBusy: 0
</span><span class="cx"> AXRequired: 0
</span></span></pre></div>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/Source/WebCore/ChangeLog        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -1,3 +1,27 @@
</span><ins>+2014-10-14  Andrzej Badowski  &lt;a.badowski@samsung.com&gt;
+
+        [AX] Improve AccessibilityTableCell columnHeaders and rowHeaders functions.
+        https://bugs.webkit.org/show_bug.cgi?id=136818
+
+        Reviewed by Chris Fleizach.
+
+        Take into account that &lt;th&gt; elements can be both the column headers and row headers 
+        improved the operation of two functions: columnHeaders and rowHeaders.
+
+        Test: accessibility/table-headers.html
+
+        * accessibility/AccessibilityTableCell.cpp:
+        (WebCore::AccessibilityTableCell::isColumnHeaderCell):
+        A new function that helps the main goal.
+        (WebCore::AccessibilityTableCell::isRowHeaderCell):
+        A new function that helps the main goal.
+        (WebCore::AccessibilityTableCell::columnHeaders):
+        Use isColumnHeaderCell instead of isTableHeaderCell.
+        (WebCore::AccessibilityTableCell::rowHeaders):
+        Use isRowHeaderCell also includes &lt;th&gt; row header element next to the scope attribute.
+        * accessibility/AccessibilityTableCell.h:
+        Adds new functions to the header file.
+
</ins><span class="cx"> 2014-10-14  Csaba Osztrogonác  &lt;ossy@webkit.org&gt;
</span><span class="cx"> 
</span><span class="cx">         Fix the !ENABLE(VIDEO) build after r174353
</span></span></pre></div>
<a id="trunkSourceWebCoreaccessibilityAccessibilityARIAGridCellcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.cpp (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.cpp        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.cpp        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -98,7 +98,7 @@
</span><span class="cx">     rowRange.second = 1;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void AccessibilityARIAGridCell::columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange)
</del><ins>+void AccessibilityARIAGridCell::columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange) const
</ins><span class="cx"> {
</span><span class="cx">     AccessibilityObject* parent = parentObjectUnignored();
</span><span class="cx">     if (!parent)
</span></span></pre></div>
<a id="trunkSourceWebCoreaccessibilityAccessibilityARIAGridCellh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.h (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.h        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/Source/WebCore/accessibility/AccessibilityARIAGridCell.h        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -44,7 +44,7 @@
</span><span class="cx">     // fills in the start location and row span of cell
</span><span class="cx">     virtual void rowIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; rowRange) override;
</span><span class="cx">     // fills in the start location and column span of cell
</span><del>-    virtual void columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange) override;
</del><ins>+    virtual void columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange) const override;
</ins><span class="cx">     
</span><span class="cx"> protected:
</span><span class="cx">     virtual AccessibilityTable* parentTable() const override;
</span></span></pre></div>
<a id="trunkSourceWebCoreaccessibilityAccessibilityTableCellcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/accessibility/AccessibilityTableCell.cpp (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/accessibility/AccessibilityTableCell.cpp        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/Source/WebCore/accessibility/AccessibilityTableCell.cpp        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -32,6 +32,7 @@
</span><span class="cx"> #include &quot;AXObjectCache.h&quot;
</span><span class="cx"> #include &quot;AccessibilityTable.h&quot;
</span><span class="cx"> #include &quot;AccessibilityTableRow.h&quot;
</span><ins>+#include &quot;ElementIterator.h&quot;
</ins><span class="cx"> #include &quot;HTMLElement.h&quot;
</span><span class="cx"> #include &quot;HTMLNames.h&quot;
</span><span class="cx"> #include &quot;RenderObject.h&quot;
</span><span class="lines">@@ -122,6 +123,55 @@
</span><span class="cx">     return node() &amp;&amp; node()-&gt;hasTagName(thTag);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+bool AccessibilityTableCell::isColumnHeaderCell() const
+{
+    const AtomicString&amp; scope = getAttribute(scopeAttr);
+    if (scope == &quot;col&quot; || scope == &quot;colgroup&quot;)
+        return true;
+    if (scope == &quot;row&quot; || scope == &quot;rowgroup&quot;)
+        return false;
+    if (!isTableHeaderCell())
+        return false;
+
+    // We are in a situation after checking the scope attribute.
+    // It is an attempt to resolve the type of th element without support in the specification.
+    // Checking tableTag lets stop the loop at the table level.
+    for (Node* parentNode = node(); parentNode; parentNode = parentNode-&gt;parentNode()) {
+        if (parentNode-&gt;hasTagName(theadTag))
+            return true;
+        if (parentNode-&gt;hasTagName(tbodyTag) || parentNode-&gt;hasTagName(tfootTag) || parentNode-&gt;hasTagName(tableTag))
+            return false;
+    }
+    return false;
+}
+
+bool AccessibilityTableCell::isRowHeaderCell() const
+{
+    const AtomicString&amp; scope = getAttribute(scopeAttr);
+    if (scope == &quot;row&quot; || scope == &quot;rowgroup&quot;)
+        return true;
+    if (scope == &quot;col&quot; || scope == &quot;colgroup&quot;)
+        return false;
+    if (!isTableHeaderCell())
+        return false;
+
+    // We are in a situation after checking the scope attribute.
+    // It is an attempt to resolve the type of th element without support in the specification.
+    // Checking tableTag lets stop the loop at the table level.
+    for (Node* parentNode = node(); parentNode; parentNode = parentNode-&gt;parentNode()) {
+        if (parentNode-&gt;hasTagName(tfootTag) || parentNode-&gt;hasTagName(tbodyTag)) {
+            std::pair&lt;unsigned, unsigned&gt; colRange;
+            columnIndexRange(colRange);
+            if (!colRange.first)
+                return true;
+            return false;
+        }
+        if (parentNode-&gt;hasTagName(theadTag) || parentNode-&gt;hasTagName(tableTag))
+            return false;
+    }
+    return false;
+}
+
</ins><span class="cx"> bool AccessibilityTableCell::isTableCellInSameRowGroup(AccessibilityTableCell* otherTableCell)
</span><span class="cx"> {
</span><span class="cx">     Node* parentNode = node();
</span><span class="lines">@@ -190,9 +240,9 @@
</span><span class="cx">         tableCell-&gt;rowIndexRange(childRowRange);
</span><span class="cx">             
</span><span class="cx">         const AtomicString&amp; scope = tableCell-&gt;getAttribute(scopeAttr);
</span><del>-        if (scope == &quot;col&quot; || tableCell-&gt;isTableHeaderCell())
</del><ins>+        if (scope == &quot;colgroup&quot; &amp;&amp; isTableCellInSameColGroup(tableCell))
</ins><span class="cx">             headers.append(tableCell);
</span><del>-        else if (scope == &quot;colgroup&quot; &amp;&amp; isTableCellInSameColGroup(tableCell))
</del><ins>+        else if (tableCell-&gt;isColumnHeaderCell())
</ins><span class="cx">             headers.append(tableCell);
</span><span class="cx">     }
</span><span class="cx"> }
</span><span class="lines">@@ -215,9 +265,9 @@
</span><span class="cx">             continue;
</span><span class="cx">         
</span><span class="cx">         const AtomicString&amp; scope = tableCell-&gt;getAttribute(scopeAttr);
</span><del>-        if (scope == &quot;row&quot;)
</del><ins>+        if (scope == &quot;rowgroup&quot; &amp;&amp; isTableCellInSameRowGroup(tableCell))
</ins><span class="cx">             headers.append(tableCell);
</span><del>-        else if (scope == &quot;rowgroup&quot; &amp;&amp; isTableCellInSameRowGroup(tableCell))
</del><ins>+        else if (tableCell-&gt;isRowHeaderCell())
</ins><span class="cx">             headers.append(tableCell);
</span><span class="cx">     }
</span><span class="cx"> }
</span><span class="lines">@@ -251,7 +301,7 @@
</span><span class="cx">     rowRange.first += rowOffset;
</span><span class="cx"> }
</span><span class="cx">     
</span><del>-void AccessibilityTableCell::columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange)
</del><ins>+void AccessibilityTableCell::columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange) const
</ins><span class="cx"> {
</span><span class="cx">     if (!is&lt;RenderTableCell&gt;(m_renderer))
</span><span class="cx">         return;
</span></span></pre></div>
<a id="trunkSourceWebCoreaccessibilityAccessibilityTableCellh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/accessibility/AccessibilityTableCell.h (174674 => 174675)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/accessibility/AccessibilityTableCell.h        2014-10-14 08:14:01 UTC (rev 174674)
+++ trunk/Source/WebCore/accessibility/AccessibilityTableCell.h        2014-10-14 08:18:32 UTC (rev 174675)
</span><span class="lines">@@ -45,11 +45,13 @@
</span><span class="cx">     
</span><span class="cx">     virtual bool isTableCell() const override;
</span><span class="cx">     bool isTableHeaderCell() const;
</span><ins>+    bool isColumnHeaderCell() const;
+    bool isRowHeaderCell() const;
</ins><span class="cx">     
</span><span class="cx">     // fills in the start location and row span of cell
</span><span class="cx">     virtual void rowIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; rowRange);
</span><span class="cx">     // fills in the start location and column span of cell
</span><del>-    virtual void columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange);
</del><ins>+    virtual void columnIndexRange(std::pair&lt;unsigned, unsigned&gt;&amp; columnRange) const;
</ins><span class="cx">     
</span><span class="cx">     void columnHeaders(AccessibilityChildrenVector&amp;);
</span><span class="cx">     void rowHeaders(AccessibilityChildrenVector&amp;);
</span></span></pre>
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