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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Subpixel rendering causes repainting compositing layers moved by CSS animation"
   href="https://bugs.webkit.org/show_bug.cgi?id=169586#c2">Comment # 2</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Subpixel rendering causes repainting compositing layers moved by CSS animation"
   href="https://bugs.webkit.org/show_bug.cgi?id=169586">bug 169586</a>
              from <span class="vcard"><a class="email" href="mailto:Hironori.Fujii&#64;sony.com" title="Fujii Hironori &lt;Hironori.Fujii&#64;sony.com&gt;"> <span class="fn">Fujii Hironori</span></a>
</span></b>
        <pre>Here are a simple patch to disable subpixel rendering:

<span class="quote">&gt; diff --git a/Source/WebCore/rendering/RenderLayerBacking.cpp b/Source/WebCore/rendering/RenderLayerBacking.cpp
&gt; index 46c9ecd..4c72640 100644
&gt; --- a/Source/WebCore/rendering/RenderLayerBacking.cpp
&gt; +++ b/Source/WebCore/rendering/RenderLayerBacking.cpp
&gt; &#64;&#64; -889,8 +889,7 &#64;&#64; private:
&gt;  LayoutRect RenderLayerBacking::computePrimaryGraphicsLayerRect(const LayoutRect&amp; parentGraphicsLayerRect) const
&gt;  {
&gt;      ComputedOffsets compositedBoundsOffset(m_owningLayer, compositedBounds(), parentGraphicsLayerRect, LayoutRect());
&gt; -    return LayoutRect(encloseRectToDevicePixels(LayoutRect(toLayoutPoint(compositedBoundsOffset.fromParentGraphicsLayer()), compositedBounds().size()),
&gt; -        deviceScaleFactor()));
&gt; +    return LayoutRect(toLayoutPoint(compositedBoundsOffset.fromParentGraphicsLayer()), compositedBounds().size());
&gt;  }
&gt;  
&gt;  LayoutRect RenderLayerBacking::computeParentGraphicsLayerRect(RenderLayer* compositedAncestor, LayoutSize&amp; ancestorClippingLayerOffset) const</span ></pre>
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