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<title>[209277] trunk/Source/WebCore</title>
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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/209277">209277</a></dd>
<dt>Author</dt> <dd>zalan@apple.com</dd>
<dt>Date</dt> <dd>2016-12-02 15:05:48 -0800 (Fri, 02 Dec 2016)</dd>
</dl>
<h3>Log Message</h3>
<pre>Remove redundant LayoutUnit conversions.
https://bugs.webkit.org/show_bug.cgi?id=165338
Reviewed by Simon Fraser.
RenderBlockFlow::computeColumnCountAndWidth has some redundant LayoutUnti <-> unsigned conversions.
No change in functionality.
* rendering/RenderBlockFlow.cpp:
(WebCore::RenderBlockFlow::computeColumnCountAndWidth):</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderBlockFlowcpp">trunk/Source/WebCore/rendering/RenderBlockFlow.cpp</a></li>
</ul>
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<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (209276 => 209277)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog 2016-12-02 23:01:21 UTC (rev 209276)
+++ trunk/Source/WebCore/ChangeLog 2016-12-02 23:05:48 UTC (rev 209277)
</span><span class="lines">@@ -1,3 +1,17 @@
</span><ins>+2016-12-02 Zalan Bujtas <zalan@apple.com>
+
+ Remove redundant LayoutUnit conversions.
+ https://bugs.webkit.org/show_bug.cgi?id=165338
+
+ Reviewed by Simon Fraser.
+
+ RenderBlockFlow::computeColumnCountAndWidth has some redundant LayoutUnti <-> unsigned conversions.
+
+ No change in functionality.
+
+ * rendering/RenderBlockFlow.cpp:
+ (WebCore::RenderBlockFlow::computeColumnCountAndWidth):
+
</ins><span class="cx"> 2016-12-02 Antoine Quint <graouts@apple.com>
</span><span class="cx">
</span><span class="cx"> [Modern Media Controls] Add rewind and fast-forward support
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderBlockFlowcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderBlockFlow.cpp (209276 => 209277)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderBlockFlow.cpp 2016-12-02 23:01:21 UTC (rev 209276)
+++ trunk/Source/WebCore/rendering/RenderBlockFlow.cpp 2016-12-02 23:05:48 UTC (rev 209277)
</span><span class="lines">@@ -403,16 +403,16 @@
</span><span class="cx"> // FIXME: Can overflow on fast/block/float/float-not-removed-from-next-sibling4.html, see https://bugs.webkit.org/show_bug.cgi?id=68744
</span><span class="cx"> unsigned desiredColumnCount = 1;
</span><span class="cx"> LayoutUnit desiredColumnWidth = contentLogicalWidth();
</span><del>-
</del><ins>+
</ins><span class="cx"> // For now, we don't support multi-column layouts when printing, since we have to do a lot of work for proper pagination.
</span><span class="cx"> if (document().paginated() || (style().hasAutoColumnCount() && style().hasAutoColumnWidth()) || !style().hasInlineColumnAxis()) {
</span><span class="cx"> setComputedColumnCountAndWidth(desiredColumnCount, desiredColumnWidth);
</span><span class="cx"> return;
</span><span class="cx"> }
</span><del>-
</del><ins>+
</ins><span class="cx"> LayoutUnit availWidth = desiredColumnWidth;
</span><span class="cx"> LayoutUnit colGap = columnGap();
</span><del>- LayoutUnit colWidth = std::max<LayoutUnit>(LayoutUnit::fromPixel(1), LayoutUnit(style().columnWidth()));
</del><ins>+ LayoutUnit colWidth = std::max<LayoutUnit>(1, style().columnWidth());
</ins><span class="cx"> unsigned colCount = std::max<unsigned>(1, style().columnCount());
</span><span class="cx">
</span><span class="cx"> if (style().hasAutoColumnWidth() && !style().hasAutoColumnCount()) {
</span><span class="lines">@@ -419,10 +419,10 @@
</span><span class="cx"> desiredColumnCount = colCount;
</span><span class="cx"> desiredColumnWidth = std::max<LayoutUnit>(0, (availWidth - ((desiredColumnCount - 1) * colGap)) / desiredColumnCount);
</span><span class="cx"> } else if (!style().hasAutoColumnWidth() && style().hasAutoColumnCount()) {
</span><del>- desiredColumnCount = std::max<LayoutUnit>(1, (availWidth + colGap) / (colWidth + colGap)).toUnsigned();
</del><ins>+ desiredColumnCount = std::max<unsigned>(1, ((availWidth + colGap) / (colWidth + colGap)).toUnsigned());
</ins><span class="cx"> desiredColumnWidth = ((availWidth + colGap) / desiredColumnCount) - colGap;
</span><span class="cx"> } else {
</span><del>- desiredColumnCount = std::max<LayoutUnit>(std::min<LayoutUnit>(colCount, (availWidth + colGap) / (colWidth + colGap)), 1).toUnsigned();
</del><ins>+ desiredColumnCount = std::max<unsigned>(std::min(colCount, ((availWidth + colGap) / (colWidth + colGap)).toUnsigned()), 1);
</ins><span class="cx"> desiredColumnWidth = ((availWidth + colGap) / desiredColumnCount) - colGap;
</span><span class="cx"> }
</span><span class="cx"> setComputedColumnCountAndWidth(desiredColumnCount, desiredColumnWidth);
</span></span></pre>
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