Make vw/vh units to work in css transforms.

Source/core/rendering/RenderLayerBacking.cpp

Index: Source/core/rendering/RenderLayerBacking.cpp
diff --git a/Source/core/rendering/RenderLayerBacking.cpp b/Source/core/rendering/RenderLayerBacking.cpp
index c8991f2d9336feb4445947209752fb0aaca135c8..6967365b0bd7d7ee329fbe8b8d46b669bf5fb7ae 100644
--- a/Source/core/rendering/RenderLayerBacking.cpp
+++ b/Source/core/rendering/RenderLayerBacking.cpp
@@ -248,7 +248,7 @@ void RenderLayerBacking::updateTransform(const RenderStyle* style)
     // baked into it, and we don't want that.
     TransformationMatrix t;
     if (m_owningLayer->hasTransform()) {
-        style->applyTransform(t, toRenderBox(renderer())->pixelSnappedBorderBoxRect().size(), RenderStyle::ExcludeTransformOrigin);
+        style->applyTransform(t, toRenderBox(renderer())->pixelSnappedBorderBoxRect().size(), RenderStyle::ExcludeTransformOrigin, renderer()->view());
         makeMatrixRenderable(t, compositor()->canRender3DTransforms());
     }
 
@@ -1728,14 +1728,15 @@ bool RenderLayerBacking::startAnimation(double timeOffset, const CSSAnimationDat
     }
 
     bool didAnimate = false;
+    RenderView* view = m_owningLayer->renderer()->view();
 
-    if (hasTransform && m_graphicsLayer->addAnimation(transformVector, toRenderBox(renderer())->pixelSnappedBorderBoxRect().size(), anim, keyframes.animationName(), timeOffset))
+    if (hasTransform && m_graphicsLayer->addAnimation(transformVector, toRenderBox(renderer())->pixelSnappedBorderBoxRect().size(), anim, keyframes.animationName(), timeOffset, view))
         didAnimate = true;
 
-    if (hasOpacity && m_graphicsLayer->addAnimation(opacityVector, IntSize(), anim, keyframes.animationName(), timeOffset))
+    if (hasOpacity && m_graphicsLayer->addAnimation(opacityVector, IntSize(), anim, keyframes.animationName(), timeOffset, view))
         didAnimate = true;
 
-    if (hasFilter && m_graphicsLayer->addAnimation(filterVector, IntSize(), anim, keyframes.animationName(), timeOffset))
+    if (hasFilter && m_graphicsLayer->addAnimation(filterVector, IntSize(), anim, keyframes.animationName(), timeOffset, view))
         didAnimate = true;
 
     return didAnimate;
@@ -1754,6 +1755,7 @@ void RenderLayerBacking::animationFinished(const String& animationName)
 bool RenderLayerBacking::startTransition(double timeOffset, CSSPropertyID property, const RenderStyle* fromStyle, const RenderStyle* toStyle)
 {
     bool didAnimate = false;
+    RenderView* view = m_owningLayer->renderer()->view();
 
     ASSERT(property != CSSPropertyInvalid);
 
@@ -1764,7 +1766,7 @@ bool RenderLayerBacking::startTransition(double timeOffset, CSSPropertyID proper
             opacityVector.insert(adoptPtr(new FloatAnimationValue(0, compositingOpacity(fromStyle->opacity()))));
             opacityVector.insert(adoptPtr(new FloatAnimationValue(1, compositingOpacity(toStyle->opacity()))));
             // The boxSize param is only used for transform animations (which can only run on RenderBoxes), so we pass an empty size here.
-            if (m_graphicsLayer->addAnimation(opacityVector, IntSize(), opacityAnim, GraphicsLayer::animationNameForTransition(AnimatedPropertyOpacity), timeOffset)) {
+            if (m_graphicsLayer->addAnimation(opacityVector, IntSize(), opacityAnim, GraphicsLayer::animationNameForTransition(AnimatedPropertyOpacity), timeOffset, view)) {
                 // To ensure that the correct opacity is visible when the animation ends, also set the final opacity.
                 updateOpacity(toStyle);
                 didAnimate = true;
@@ -1778,7 +1780,7 @@ bool RenderLayerBacking::startTransition(double timeOffset, CSSPropertyID proper
             KeyframeValueList transformVector(AnimatedPropertyWebkitTransform);
             transformVector.insert(adoptPtr(new TransformAnimationValue(0, &fromStyle->transform())));
             transformVector.insert(adoptPtr(new TransformAnimationValue(1, &toStyle->transform())));
-            if (m_graphicsLayer->addAnimation(transformVector, toRenderBox(renderer())->pixelSnappedBorderBoxRect().size(), transformAnim, GraphicsLayer::animationNameForTransition(AnimatedPropertyWebkitTransform), timeOffset)) {
+            if (m_graphicsLayer->addAnimation(transformVector, toRenderBox(renderer())->pixelSnappedBorderBoxRect().size(), transformAnim, GraphicsLayer::animationNameForTransition(AnimatedPropertyWebkitTransform), timeOffset, view)) {
                 // To ensure that the correct transform is visible when the animation ends, also set the final transform.
                 updateTransform(toStyle);
                 didAnimate = true;
@@ -1792,7 +1794,7 @@ bool RenderLayerBacking::startTransition(double timeOffset, CSSPropertyID proper
             KeyframeValueList filterVector(AnimatedPropertyWebkitFilter);
             filterVector.insert(adoptPtr(new FilterAnimationValue(0, &fromStyle->filter())));
             filterVector.insert(adoptPtr(new FilterAnimationValue(1, &toStyle->filter())));
-            if (m_graphicsLayer->addAnimation(filterVector, IntSize(), filterAnim, GraphicsLayer::animationNameForTransition(AnimatedPropertyWebkitFilter), timeOffset)) {
+            if (m_graphicsLayer->addAnimation(filterVector, IntSize(), filterAnim, GraphicsLayer::animationNameForTransition(AnimatedPropertyWebkitFilter), timeOffset, view)) {
                 // To ensure that the correct filter is visible when the animation ends, also set the final filter.
                 updateFilters(toStyle);
                 didAnimate = true;