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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/183867">183867</a></dd>
<dt>Author</dt> <dd>commit-queue@webkit.org</dd>
<dt>Date</dt> <dd>2015-05-06 05:55:20 -0700 (Wed, 06 May 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>Web Inspector: DOMStorage exception and issue with sessionStorage
https://bugs.webkit.org/show_bug.cgi?id=144646

Patch by Joseph Pecoraro &lt;pecoraro@apple.com&gt; on 2015-05-06
Reviewed by Timothy Hatcher.

Source/WebCore:

* inspector/InspectorDOMStorageAgent.cpp:
(WebCore::InspectorDOMStorageAgent::findStorageArea):
Return session storage if the identifier says not local storage.

Source/WebInspectorUI:

* UserInterface/Views/DOMStorageContentView.js:
(WebInspector.DOMStorageContentView):
(WebInspector.DOMStorageContentView.prototype._populate):
(WebInspector.DOMStorageContentView.prototype.reset): Deleted.
Always have the datagrid be available with a default sort.

(WebInspector.DOMStorageContentView.prototype._sortDataGrid.comparator):
(WebInspector.DOMStorageContentView.prototype._sortDataGrid):
Simplify and correct the order.

(WebInspector.DOMStorageContentView.prototype.cleanup):
Cleanup some uses of delete.

* UserInterface/Views/DataGrid.js:
(WebInspector.DataGrid.prototype.sortNodesImmediately):
Provide a way to sort immediately without a visible delay.

(WebInspector.DataGrid.prototype._sortNodesCallback):
Cleanup some dead code to simplify sorting.

(WebInspector.DataGridNode.prototype._attach):
When sorting, the children list does not match the child node list,
so ensure that placeholder nodes are added to the end.

(WebInspector.PlaceholderDataGridNode.prototype.makeNormal):
Cleanup some uses of delete.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreinspectorInspectorDOMStorageAgentcpp">trunk/Source/WebCore/inspector/InspectorDOMStorageAgent.cpp</a></li>
<li><a href="#trunkSourceWebInspectorUIChangeLog">trunk/Source/WebInspectorUI/ChangeLog</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceViewsDOMStorageContentViewjs">trunk/Source/WebInspectorUI/UserInterface/Views/DOMStorageContentView.js</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceViewsDataGridjs">trunk/Source/WebInspectorUI/UserInterface/Views/DataGrid.js</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (183866 => 183867)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2015-05-06 11:59:41 UTC (rev 183866)
+++ trunk/Source/WebCore/ChangeLog        2015-05-06 12:55:20 UTC (rev 183867)
</span><span class="lines">@@ -1,3 +1,14 @@
</span><ins>+2015-05-06  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
+
+        Web Inspector: DOMStorage exception and issue with sessionStorage
+        https://bugs.webkit.org/show_bug.cgi?id=144646
+
+        Reviewed by Timothy Hatcher.
+
+        * inspector/InspectorDOMStorageAgent.cpp:
+        (WebCore::InspectorDOMStorageAgent::findStorageArea):
+        Return session storage if the identifier says not local storage.
+
</ins><span class="cx"> 2015-05-06  Xabier Rodriguez Calvar  &lt;calvaris@igalia.com&gt; and Youenn Fablet  &lt;youenn.fablet@crf.canon.fr&gt;
</span><span class="cx"> 
</span><span class="cx">         Move ReadableStreamJSSource.h/.cpp to ReadableJSStream.h/.cpp
</span></span></pre></div>
<a id="trunkSourceWebCoreinspectorInspectorDOMStorageAgentcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/inspector/InspectorDOMStorageAgent.cpp (183866 => 183867)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/inspector/InspectorDOMStorageAgent.cpp        2015-05-06 11:59:41 UTC (rev 183866)
+++ trunk/Source/WebCore/inspector/InspectorDOMStorageAgent.cpp        2015-05-06 12:55:20 UTC (rev 183867)
</span><span class="lines">@@ -42,6 +42,7 @@
</span><span class="cx"> #include &quot;PageGroup.h&quot;
</span><span class="cx"> #include &quot;SecurityOrigin.h&quot;
</span><span class="cx"> #include &quot;Storage.h&quot;
</span><ins>+#include &quot;StorageNamespace.h&quot;
</ins><span class="cx"> #include &quot;StorageNamespaceProvider.h&quot;
</span><span class="cx"> #include &quot;VoidCallback.h&quot;
</span><span class="cx"> #include &lt;inspector/InspectorFrontendDispatchers.h&gt;
</span><span class="lines">@@ -198,6 +199,8 @@
</span><span class="cx">         return nullptr;
</span><span class="cx">     }
</span><span class="cx"> 
</span><ins>+    if (!isLocalStorage)
+        return m_pageAgent-&gt;page()-&gt;sessionStorage()-&gt;storageArea(targetFrame-&gt;document()-&gt;securityOrigin());
</ins><span class="cx">     return m_pageAgent-&gt;page()-&gt;storageNamespaceProvider().localStorageArea(*targetFrame-&gt;document());
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/ChangeLog (183866 => 183867)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/ChangeLog        2015-05-06 11:59:41 UTC (rev 183866)
+++ trunk/Source/WebInspectorUI/ChangeLog        2015-05-06 12:55:20 UTC (rev 183867)
</span><span class="lines">@@ -1,5 +1,39 @@
</span><span class="cx"> 2015-05-06  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
</span><span class="cx"> 
</span><ins>+        Web Inspector: DOMStorage exception and issue with sessionStorage
+        https://bugs.webkit.org/show_bug.cgi?id=144646
+
+        Reviewed by Timothy Hatcher.
+
+        * UserInterface/Views/DOMStorageContentView.js:
+        (WebInspector.DOMStorageContentView):
+        (WebInspector.DOMStorageContentView.prototype._populate):
+        (WebInspector.DOMStorageContentView.prototype.reset): Deleted.
+        Always have the datagrid be available with a default sort.
+
+        (WebInspector.DOMStorageContentView.prototype._sortDataGrid.comparator):
+        (WebInspector.DOMStorageContentView.prototype._sortDataGrid):
+        Simplify and correct the order.
+
+        (WebInspector.DOMStorageContentView.prototype.cleanup):
+        Cleanup some uses of delete.
+
+        * UserInterface/Views/DataGrid.js:
+        (WebInspector.DataGrid.prototype.sortNodesImmediately):
+        Provide a way to sort immediately without a visible delay.
+
+        (WebInspector.DataGrid.prototype._sortNodesCallback):
+        Cleanup some dead code to simplify sorting.
+
+        (WebInspector.DataGridNode.prototype._attach):
+        When sorting, the children list does not match the child node list,
+        so ensure that placeholder nodes are added to the end.
+
+        (WebInspector.PlaceholderDataGridNode.prototype.makeNormal):
+        Cleanup some uses of delete.
+
+2015-05-06  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
+
</ins><span class="cx">         Web Inspector: SourceCodeTextEditor shows &quot;undefined&quot; instead of resource content when pausing during resource load
</span><span class="cx">         https://bugs.webkit.org/show_bug.cgi?id=144662
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceViewsDOMStorageContentViewjs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/Views/DOMStorageContentView.js (183866 => 183867)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/Views/DOMStorageContentView.js        2015-05-06 11:59:41 UTC (rev 183866)
+++ trunk/Source/WebInspectorUI/UserInterface/Views/DOMStorageContentView.js        2015-05-06 12:55:20 UTC (rev 183867)
</span><span class="lines">@@ -35,7 +35,18 @@
</span><span class="cx">     representedObject.addEventListener(WebInspector.DOMStorageObject.Event.ItemRemoved, this.itemRemoved, this);
</span><span class="cx">     representedObject.addEventListener(WebInspector.DOMStorageObject.Event.ItemUpdated, this.itemUpdated, this);
</span><span class="cx"> 
</span><del>-    this.reset();
</del><ins>+    var columns = {};
+    columns.key = {title: WebInspector.UIString(&quot;Key&quot;), sortable: true};
+    columns.value = {title: WebInspector.UIString(&quot;Value&quot;), sortable: true};
+
+    this._dataGrid = new WebInspector.DataGrid(columns, this._editingCallback.bind(this), this._deleteCallback.bind(this));
+    this._dataGrid.sortOrder = WebInspector.DataGrid.SortOrder.Ascending;
+    this._dataGrid.sortColumnIdentifier = &quot;key&quot;;
+    this._dataGrid.addEventListener(WebInspector.DataGrid.Event.SortChanged, this._sortDataGrid, this);
+
+    this.element.appendChild(this._dataGrid.element);
+
+    this._populate();
</ins><span class="cx"> };
</span><span class="cx"> 
</span><span class="cx"> WebInspector.DOMStorageContentView.StyleClassName = &quot;dom-storage&quot;;
</span><span class="lines">@@ -50,40 +61,6 @@
</span><span class="cx"> 
</span><span class="cx">     // Public
</span><span class="cx"> 
</span><del>-    reset: function()
-    {
-        this.representedObject.getEntries(function(error, entries) {
-            if (error)
-                return;
-
-            if (!this._dataGrid) {
-                var columns = {};
-                columns.key = {title: WebInspector.UIString(&quot;Key&quot;), sortable: true};
-                columns.value = {title: WebInspector.UIString(&quot;Value&quot;), sortable: true};
-
-                this._dataGrid = new WebInspector.DataGrid(columns, this._editingCallback.bind(this), this._deleteCallback.bind(this));
-                this._dataGrid.addEventListener(WebInspector.DataGrid.Event.SortChanged, this._sortDataGrid, this);
-
-                this.element.appendChild(this._dataGrid.element);
-            }
-
-            console.assert(this._dataGrid);
-
-            var nodes = [];
-            for (var entry of entries) {
-                if (!entry[0] || !entry[1])
-                    continue;
-                var data = {key: entry[0], value: entry[1]};
-                var node = new WebInspector.DataGridNode(data, false);
-                this._dataGrid.appendChild(node);
-            }
-
-            this._sortDataGrid();
-            this._dataGrid.addPlaceholderNode();
-            this._dataGrid.updateLayout();
-        }.bind(this));
-    },
-
</del><span class="cx">     saveToCookie: function(cookie)
</span><span class="cx">     {
</span><span class="cx">         cookie.type = WebInspector.ContentViewCookieType.DOMStorage;
</span><span class="lines">@@ -158,19 +135,37 @@
</span><span class="cx"> 
</span><span class="cx">     // Private
</span><span class="cx"> 
</span><del>-    _sortDataGrid: function()
</del><ins>+    _populate: function()
</ins><span class="cx">     {
</span><del>-        if (!this._dataGrid.sortOrder)
-            return;
</del><ins>+        this.representedObject.getEntries(function(error, entries) {
+            if (error)
+                return;
</ins><span class="cx"> 
</span><ins>+            var nodes = [];
+            for (var entry of entries) {
+                if (!entry[0] || !entry[1])
+                    continue;
+                var data = {key: entry[0], value: entry[1]};
+                var node = new WebInspector.DataGridNode(data, false);
+                this._dataGrid.appendChild(node);
+            }
+
+            this._sortDataGrid();
+            this._dataGrid.addPlaceholderNode();
+            this._dataGrid.updateLayout();
+        }.bind(this));
+    },
+
+    _sortDataGrid: function()
+    {
</ins><span class="cx">         var sortColumnIdentifier = this._dataGrid.sortColumnIdentifier || &quot;key&quot;;
</span><span class="cx"> 
</span><span class="cx">         function comparator(a, b)
</span><span class="cx">         {
</span><del>-            return b.data[sortColumnIdentifier].localeCompare(a.data[sortColumnIdentifier]);
</del><ins>+            return a.data[sortColumnIdentifier].localeCompare(b.data[sortColumnIdentifier]);
</ins><span class="cx">         }
</span><span class="cx"> 
</span><del>-        this._dataGrid.sortNodes(comparator, this._dataGrid.sortOrder);
</del><ins>+        this._dataGrid.sortNodesImmediately(comparator);
</ins><span class="cx">     },
</span><span class="cx"> 
</span><span class="cx">     _deleteCallback: function(node)
</span><span class="lines">@@ -210,9 +205,9 @@
</span><span class="cx">             editingNode.element.classList.remove(WebInspector.DOMStorageContentView.MissingKeyStyleClassName);
</span><span class="cx">             editingNode.element.classList.remove(WebInspector.DOMStorageContentView.MissingValueStyleClassName);
</span><span class="cx">             editingNode.element.classList.remove(WebInspector.DOMStorageContentView.DuplicateKeyStyleClassName);
</span><del>-            delete editingNode.__hasUncommittedEdits;
-            delete editingNode.__originalKey;
-            delete editingNode.__originalValue;
</del><ins>+            editingNode.__hasUncommittedEdits = undefined;
+            editingNode.__originalKey = undefined;
+            editingNode.__originalValue = undefined;
</ins><span class="cx">         }
</span><span class="cx"> 
</span><span class="cx">         function restoreOriginalValues()
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceViewsDataGridjs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/Views/DataGrid.js (183866 => 183867)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/Views/DataGrid.js        2015-05-06 11:59:41 UTC (rev 183866)
+++ trunk/Source/WebInspectorUI/UserInterface/Views/DataGrid.js        2015-05-06 12:55:20 UTC (rev 183867)
</span><span class="lines">@@ -832,22 +832,28 @@
</span><span class="cx">         this._sortNodesRequestId = window.requestAnimationFrame(this._sortNodesCallback.bind(this, comparator));
</span><span class="cx">     },
</span><span class="cx"> 
</span><ins>+    sortNodesImmediately: function(comparator)
+    {
+        this._sortNodesCallback(comparator);
+    },
+
</ins><span class="cx">     _sortNodesCallback: function(comparator)
</span><span class="cx">     {
</span><span class="cx">         function comparatorWrapper(aRow, bRow)
</span><span class="cx">         {
</span><del>-            var reverseFactor = this.sortOrder !== WebInspector.DataGrid.SortOrder.Ascending ? -1 : 1;
</del><span class="cx">             var aNode = aRow._dataGridNode;
</span><span class="cx">             var bNode = bRow._dataGridNode;
</span><del>-            if (aNode._data.summaryRow || aNode.isPlaceholderNode)
</del><ins>+
+            if (aNode.isPlaceholderNode)
</ins><span class="cx">                 return 1;
</span><del>-            if (bNode._data.summaryRow || bNode.isPlaceholderNode)
</del><ins>+            if (bNode.isPlaceholderNode)
</ins><span class="cx">                 return -1;
</span><span class="cx"> 
</span><ins>+            var reverseFactor = this.sortOrder !== WebInspector.DataGrid.SortOrder.Ascending ? -1 : 1;
</ins><span class="cx">             return reverseFactor * comparator(aNode, bNode);
</span><span class="cx">         }
</span><span class="cx"> 
</span><del>-        delete this._sortNodesRequestId;
</del><ins>+        this._sortNodesRequestId = undefined;
</ins><span class="cx"> 
</span><span class="cx">         if (this._editing) {
</span><span class="cx">             this._sortAfterEditingCallback = this.sortNodes.bind(this, comparator);
</span><span class="lines">@@ -1823,11 +1829,13 @@
</span><span class="cx"> 
</span><span class="cx">         var nextElement = null;
</span><span class="cx"> 
</span><del>-        var previousGridNode = this.traversePreviousNode(true, true);
-        if (previousGridNode &amp;&amp; previousGridNode.element.parentNode)
-            nextElement = previousGridNode.element.nextSibling;
-        else if (!previousGridNode)
-            nextElement = this.dataGrid.dataTableBodyElement.firstChild;
</del><ins>+        if (!this.isPlaceholderNode) {
+            var previousGridNode = this.traversePreviousNode(true, true);
+            if (previousGridNode &amp;&amp; previousGridNode.element.parentNode)
+                nextElement = previousGridNode.element.nextSibling;
+            else if (!previousGridNode)
+                nextElement = this.dataGrid.dataTableBodyElement.firstChild;
+        }
</ins><span class="cx"> 
</span><span class="cx">         // If there is no next grid node, then append before the last child since the last child is the filler row.
</span><span class="cx">         console.assert(this.dataGrid.dataTableBodyElement.lastChild.classList.contains(&quot;filler&quot;));
</span><span class="lines">@@ -1896,7 +1904,6 @@
</span><span class="cx"> 
</span><span class="cx">     makeNormal: function()
</span><span class="cx">     {
</span><del>-        delete this.isPlaceholderNode;
-        delete this.makeNormal;
</del><ins>+        this.isPlaceholderNode = false;
</ins><span class="cx">     }
</span><span class="cx"> }
</span></span></pre>
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