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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/173743">173743</a></dd>
<dt>Author</dt> <dd>simon.fraser@apple.com</dd>
<dt>Date</dt> <dd>2014-09-18 18:01:39 -0700 (Thu, 18 Sep 2014)</dd>
</dl>

<h3>Log Message</h3>
<pre>Remove generator/yield terminology in RenderInline's GeneratorContext
https://bugs.webkit.org/show_bug.cgi?id=119278

Reviewed by Sam Weinig.

Get rid of the icky Generator/yield syntax used for collecting rects in RenderInline.
Just replace the operator() with an explicit addRect().

Also some drive-by nullptr cleanup, and removing default arguments from
addChildIgnoringContinuation() calls.

* rendering/RenderInline.cpp:
(WebCore::RenderInline::willBeDestroyed):
(WebCore::RenderInline::styleDidChange):
(WebCore::RenderInline::splitInlines):
(WebCore::RenderInline::addChildToContinuation):
(WebCore::RenderInline::generateLineBoxRects):
(WebCore::RenderInline::generateCulledLineBoxRects):
* rendering/RenderInline.h:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderInlinecpp">trunk/Source/WebCore/rendering/RenderInline.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderInlineh">trunk/Source/WebCore/rendering/RenderInline.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (173742 => 173743)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2014-09-18 23:57:18 UTC (rev 173742)
+++ trunk/Source/WebCore/ChangeLog        2014-09-19 01:01:39 UTC (rev 173743)
</span><span class="lines">@@ -1,3 +1,25 @@
</span><ins>+2014-09-18  Simon Fraser  &lt;simon.fraser@apple.com&gt;
+
+        Remove generator/yield terminology in RenderInline's GeneratorContext
+        https://bugs.webkit.org/show_bug.cgi?id=119278
+
+        Reviewed by Sam Weinig.
+        
+        Get rid of the icky Generator/yield syntax used for collecting rects in RenderInline.
+        Just replace the operator() with an explicit addRect().
+        
+        Also some drive-by nullptr cleanup, and removing default arguments from
+        addChildIgnoringContinuation() calls.
+
+        * rendering/RenderInline.cpp:
+        (WebCore::RenderInline::willBeDestroyed):
+        (WebCore::RenderInline::styleDidChange):
+        (WebCore::RenderInline::splitInlines):
+        (WebCore::RenderInline::addChildToContinuation):
+        (WebCore::RenderInline::generateLineBoxRects):
+        (WebCore::RenderInline::generateCulledLineBoxRects):
+        * rendering/RenderInline.h:
+
</ins><span class="cx"> 2014-09-18  Jeremy Jones  &lt;jeremyj@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Improve fullscreen video rotation animation.
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderInlinecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderInline.cpp (173742 => 173743)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderInline.cpp        2014-09-18 23:57:18 UTC (rev 173742)
+++ trunk/Source/WebCore/rendering/RenderInline.cpp        2014-09-19 01:01:39 UTC (rev 173743)
</span><span class="lines">@@ -87,7 +87,7 @@
</span><span class="cx">     RenderBoxModelObject* continuation = this-&gt;continuation();
</span><span class="cx">     if (continuation) {
</span><span class="cx">         continuation-&gt;destroy();
</span><del>-        setContinuation(0);
</del><ins>+        setContinuation(nullptr);
</ins><span class="cx">     }
</span><span class="cx">     
</span><span class="cx">     if (!documentBeingDestroyed()) {
</span><span class="lines">@@ -184,7 +184,7 @@
</span><span class="cx">     RenderInline* continuation = inlineElementContinuation();
</span><span class="cx">     for (RenderInline* currCont = continuation; currCont; currCont = currCont-&gt;inlineElementContinuation()) {
</span><span class="cx">         RenderBoxModelObject* nextCont = currCont-&gt;continuation();
</span><del>-        currCont-&gt;setContinuation(0);
</del><ins>+        currCont-&gt;setContinuation(nullptr);
</ins><span class="cx">         currCont-&gt;setStyle(newStyle);
</span><span class="cx">         currCont-&gt;setContinuation(nextCont);
</span><span class="cx">     }
</span><span class="lines">@@ -373,7 +373,7 @@
</span><span class="cx">         RenderObject* tmp = o;
</span><span class="cx">         o = tmp-&gt;nextSibling();
</span><span class="cx">         removeChildInternal(*tmp, NotifyChildren);
</span><del>-        cloneInline-&gt;addChildIgnoringContinuation(tmp, 0);
</del><ins>+        cloneInline-&gt;addChildIgnoringContinuation(tmp);
</ins><span class="cx">         tmp-&gt;setNeedsLayoutAndPrefWidthsRecalc();
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="lines">@@ -400,7 +400,7 @@
</span><span class="cx">             cloneInline = toRenderInline(curr)-&gt;clone();
</span><span class="cx"> 
</span><span class="cx">             // Insert our child clone as the first child.
</span><del>-            cloneInline-&gt;addChildIgnoringContinuation(cloneChild.leakPtr(), 0);
</del><ins>+            cloneInline-&gt;addChildIgnoringContinuation(cloneChild.leakPtr());
</ins><span class="cx"> 
</span><span class="cx">             // Hook the clone up as a continuation of |curr|.
</span><span class="cx">             RenderInline* inlineCurr = toRenderInline(curr);
</span><span class="lines">@@ -415,7 +415,7 @@
</span><span class="cx">                 RenderObject* tmp = o;
</span><span class="cx">                 o = tmp-&gt;nextSibling();
</span><span class="cx">                 inlineCurr-&gt;removeChildInternal(*tmp, NotifyChildren);
</span><del>-                cloneInline-&gt;addChildIgnoringContinuation(tmp, 0);
</del><ins>+                cloneInline-&gt;addChildIgnoringContinuation(tmp);
</ins><span class="cx">                 tmp-&gt;setNeedsLayoutAndPrefWidthsRecalc();
</span><span class="cx">             }
</span><span class="cx">         }
</span><span class="lines">@@ -537,7 +537,7 @@
</span><span class="cx">         if (childInline == bcpInline)
</span><span class="cx">             return beforeChildParent-&gt;addChildIgnoringContinuation(newChild, beforeChild);
</span><span class="cx">         else if (flowInline == childInline)
</span><del>-            return flow-&gt;addChildIgnoringContinuation(newChild, 0); // Just treat like an append.
</del><ins>+            return flow-&gt;addChildIgnoringContinuation(newChild); // Just treat like an append.
</ins><span class="cx">         else
</span><span class="cx">             return beforeChildParent-&gt;addChildIgnoringContinuation(newChild, beforeChild);
</span><span class="cx">     }
</span><span class="lines">@@ -549,22 +549,22 @@
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> template&lt;typename GeneratorContext&gt;
</span><del>-void RenderInline::generateLineBoxRects(GeneratorContext&amp; yield) const
</del><ins>+void RenderInline::generateLineBoxRects(GeneratorContext&amp; context) const
</ins><span class="cx"> {
</span><span class="cx">     if (!alwaysCreateLineBoxes())
</span><del>-        generateCulledLineBoxRects(yield, this);
</del><ins>+        generateCulledLineBoxRects(context, this);
</ins><span class="cx">     else if (InlineFlowBox* curr = firstLineBox()) {
</span><span class="cx">         for (; curr; curr = curr-&gt;nextLineBox())
</span><del>-            yield(FloatRect(curr-&gt;topLeft(), curr-&gt;size()));
</del><ins>+            context.addRect(FloatRect(curr-&gt;topLeft(), curr-&gt;size()));
</ins><span class="cx">     } else
</span><del>-        yield(FloatRect());
</del><ins>+        context.addRect(FloatRect());
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> template&lt;typename GeneratorContext&gt;
</span><del>-void RenderInline::generateCulledLineBoxRects(GeneratorContext&amp; yield, const RenderInline* container) const
</del><ins>+void RenderInline::generateCulledLineBoxRects(GeneratorContext&amp; context, const RenderInline* container) const
</ins><span class="cx"> {
</span><span class="cx">     if (!culledInlineFirstLineBox()) {
</span><del>-        yield(FloatRect());
</del><ins>+        context.addRect(FloatRect());
</ins><span class="cx">         return;
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="lines">@@ -584,31 +584,32 @@
</span><span class="cx">                 int logicalTop = rootBox.logicalTop() + (rootBox.lineStyle().font().fontMetrics().ascent() - containerStyle.font().fontMetrics().ascent());
</span><span class="cx">                 int logicalHeight = containerStyle.font().fontMetrics().height();
</span><span class="cx">                 if (isHorizontal)
</span><del>-                    yield(FloatRect(currBox-&gt;inlineBoxWrapper()-&gt;x() - currBox-&gt;marginLeft(), logicalTop, currBox-&gt;width() + currBox-&gt;horizontalMarginExtent(), logicalHeight));
</del><ins>+                    context.addRect(FloatRect(currBox-&gt;inlineBoxWrapper()-&gt;x() - currBox-&gt;marginLeft(), logicalTop, currBox-&gt;width() + currBox-&gt;horizontalMarginExtent(), logicalHeight));
</ins><span class="cx">                 else
</span><del>-                    yield(FloatRect(logicalTop, currBox-&gt;inlineBoxWrapper()-&gt;y() - currBox-&gt;marginTop(), logicalHeight, currBox-&gt;height() + currBox-&gt;verticalMarginExtent()));
</del><ins>+                    context.addRect(FloatRect(logicalTop, currBox-&gt;inlineBoxWrapper()-&gt;y() - currBox-&gt;marginTop(), logicalHeight, currBox-&gt;height() + currBox-&gt;verticalMarginExtent()));
</ins><span class="cx">             }
</span><span class="cx">         } else if (curr-&gt;isRenderInline()) {
</span><span class="cx">             // If the child doesn't need line boxes either, then we can recur.
</span><span class="cx">             RenderInline* currInline = toRenderInline(curr);
</span><span class="cx">             if (!currInline-&gt;alwaysCreateLineBoxes())
</span><del>-                currInline-&gt;generateCulledLineBoxRects(yield, container);
</del><ins>+                currInline-&gt;generateCulledLineBoxRects(context, container);
</ins><span class="cx">             else {
</span><span class="cx">                 for (InlineFlowBox* childLine = currInline-&gt;firstLineBox(); childLine; childLine = childLine-&gt;nextLineBox()) {
</span><span class="cx">                     const RootInlineBox&amp; rootBox = childLine-&gt;root();
</span><span class="cx">                     const RenderStyle&amp; containerStyle = rootBox.isFirstLine() ? container-&gt;firstLineStyle() : container-&gt;style();
</span><span class="cx">                     int logicalTop = rootBox.logicalTop() + (rootBox.lineStyle().font().fontMetrics().ascent() - containerStyle.font().fontMetrics().ascent());
</span><span class="cx">                     int logicalHeight = containerStyle.fontMetrics().height();
</span><del>-                    if (isHorizontal)
-                        yield(FloatRect(childLine-&gt;x() - childLine-&gt;marginLogicalLeft(),
</del><ins>+                    if (isHorizontal) {
+                        context.addRect(FloatRect(childLine-&gt;x() - childLine-&gt;marginLogicalLeft(),
</ins><span class="cx">                             logicalTop,
</span><span class="cx">                             childLine-&gt;logicalWidth() + childLine-&gt;marginLogicalLeft() + childLine-&gt;marginLogicalRight(),
</span><span class="cx">                             logicalHeight));
</span><del>-                    else
-                        yield(FloatRect(logicalTop,
</del><ins>+                    } else {
+                        context.addRect(FloatRect(logicalTop,
</ins><span class="cx">                             childLine-&gt;y() - childLine-&gt;marginLogicalLeft(),
</span><span class="cx">                             logicalHeight,
</span><span class="cx">                             childLine-&gt;logicalWidth() + childLine-&gt;marginLogicalLeft() + childLine-&gt;marginLogicalRight()));
</span><ins>+                    }
</ins><span class="cx">                 }
</span><span class="cx">             }
</span><span class="cx">         } else if (curr-&gt;isText()) {
</span><span class="lines">@@ -619,9 +620,9 @@
</span><span class="cx">                 int logicalTop = rootBox.logicalTop() + (rootBox.lineStyle().font().fontMetrics().ascent() - containerStyle.font().fontMetrics().ascent());
</span><span class="cx">                 int logicalHeight = containerStyle.font().fontMetrics().height();
</span><span class="cx">                 if (isHorizontal)
</span><del>-                    yield(FloatRect(childText-&gt;x(), logicalTop, childText-&gt;logicalWidth(), logicalHeight));
</del><ins>+                    context.addRect(FloatRect(childText-&gt;x(), logicalTop, childText-&gt;logicalWidth(), logicalHeight));
</ins><span class="cx">                 else
</span><del>-                    yield(FloatRect(logicalTop, childText-&gt;y(), logicalHeight, childText-&gt;logicalWidth()));
</del><ins>+                    context.addRect(FloatRect(logicalTop, childText-&gt;y(), logicalHeight, childText-&gt;logicalWidth()));
</ins><span class="cx">             }
</span><span class="cx">         } else if (curr-&gt;isLineBreak()) {
</span><span class="cx">             if (InlineBox* inlineBox = toRenderLineBreak(curr)-&gt;inlineBoxWrapper()) {
</span><span class="lines">@@ -631,9 +632,9 @@
</span><span class="cx">                 int logicalTop = rootBox.logicalTop() + (rootBox.lineStyle().font().fontMetrics().ascent() - containerStyle.font().fontMetrics().ascent());
</span><span class="cx">                 int logicalHeight = containerStyle.fontMetrics().height();
</span><span class="cx">                 if (isHorizontal)
</span><del>-                    yield(FloatRect(inlineBox-&gt;x(), logicalTop, inlineBox-&gt;logicalWidth(), logicalHeight));
</del><ins>+                    context.addRect(FloatRect(inlineBox-&gt;x(), logicalTop, inlineBox-&gt;logicalWidth(), logicalHeight));
</ins><span class="cx">                 else
</span><del>-                    yield(FloatRect(logicalTop, inlineBox-&gt;y(), logicalHeight, inlineBox-&gt;logicalWidth()));
</del><ins>+                    context.addRect(FloatRect(logicalTop, inlineBox-&gt;y(), logicalHeight, inlineBox-&gt;logicalWidth()));
</ins><span class="cx">             }
</span><span class="cx">         }
</span><span class="cx">     }
</span><span class="lines">@@ -647,7 +648,7 @@
</span><span class="cx">         : m_rects(rects)
</span><span class="cx">         , m_accumulatedOffset(accumulatedOffset) { }
</span><span class="cx"> 
</span><del>-    void operator()(const FloatRect&amp; rect)
</del><ins>+    void addRect(const FloatRect&amp; rect)
</ins><span class="cx">     {
</span><span class="cx">         IntRect intRect = enclosingIntRect(rect);
</span><span class="cx">         intRect.move(m_accumulatedOffset.x(), m_accumulatedOffset.y());
</span><span class="lines">@@ -683,10 +684,10 @@
</span><span class="cx">         : m_quads(quads)
</span><span class="cx">         , m_geometryMap()
</span><span class="cx">     {
</span><del>-        m_geometryMap.pushMappingsToAncestor(renderer, 0);
</del><ins>+        m_geometryMap.pushMappingsToAncestor(renderer, nullptr);
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    void operator()(const FloatRect&amp; rect)
</del><ins>+    void addRect(const FloatRect&amp; rect)
</ins><span class="cx">     {
</span><span class="cx">         m_quads.append(m_geometryMap.absoluteRect(rect));
</span><span class="cx">     }
</span><span class="lines">@@ -805,13 +806,20 @@
</span><span class="cx"> 
</span><span class="cx"> class HitTestCulledInlinesGeneratorContext {
</span><span class="cx"> public:
</span><del>-    HitTestCulledInlinesGeneratorContext(Region&amp; region, const HitTestLocation&amp; location) : m_intersected(false), m_region(region), m_location(location) { }
-    void operator()(const FloatRect&amp; rect)
</del><ins>+    HitTestCulledInlinesGeneratorContext(Region&amp; region, const HitTestLocation&amp; location)
+        : m_intersected(false)
+        , m_region(region)
+        , m_location(location)
+    { }
+
+    void addRect(const FloatRect&amp; rect)
</ins><span class="cx">     {
</span><span class="cx">         m_intersected = m_intersected || m_location.intersects(rect);
</span><span class="cx">         m_region.unite(enclosingIntRect(rect));
</span><span class="cx">     }
</span><ins>+
</ins><span class="cx">     bool intersected() const { return m_intersected; }
</span><ins>+
</ins><span class="cx"> private:
</span><span class="cx">     bool m_intersected;
</span><span class="cx">     Region&amp; m_region;
</span><span class="lines">@@ -870,7 +878,8 @@
</span><span class="cx"> class LinesBoundingBoxGeneratorContext {
</span><span class="cx"> public:
</span><span class="cx">     LinesBoundingBoxGeneratorContext(FloatRect&amp; rect) : m_rect(rect) { }
</span><del>-    void operator()(const FloatRect&amp; rect)
</del><ins>+
+    void addRect(const FloatRect&amp; rect)
</ins><span class="cx">     {
</span><span class="cx">         m_rect.uniteIfNonZero(rect);
</span><span class="cx">     }
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderInlineh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderInline.h (173742 => 173743)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderInline.h        2014-09-18 23:57:18 UTC (rev 173742)
+++ trunk/Source/WebCore/rendering/RenderInline.h        2014-09-19 01:01:39 UTC (rev 173743)
</span><span class="lines">@@ -117,7 +117,7 @@
</span><span class="cx">     void generateCulledLineBoxRects(GeneratorContext&amp; yield, const RenderInline* container) const;
</span><span class="cx"> 
</span><span class="cx">     void addChildToContinuation(RenderObject* newChild, RenderObject* beforeChild);
</span><del>-    virtual void addChildIgnoringContinuation(RenderObject* newChild, RenderObject* beforeChild = 0) override final;
</del><ins>+    virtual void addChildIgnoringContinuation(RenderObject* newChild, RenderObject* beforeChild = nullptr) override final;
</ins><span class="cx"> 
</span><span class="cx">     void splitInlines(RenderBlock* fromBlock, RenderBlock* toBlock, RenderBlock* middleBlock,
</span><span class="cx">                       RenderObject* beforeChild, RenderBoxModelObject* oldCont);
</span></span></pre>
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