Remove will-change: contents GPU rasterization hint

Source/core/rendering/RenderBox.h

Index: Source/core/rendering/RenderBox.h
diff --git a/Source/core/rendering/RenderBox.h b/Source/core/rendering/RenderBox.h
index 992043bc981b24593a2bba2309881d648b4d79f8..99874ddca0f65f5585c736ac19e3b1fe917c57a7 100644
--- a/Source/core/rendering/RenderBox.h
+++ b/Source/core/rendering/RenderBox.h
@@ -72,7 +72,7 @@ public:
     // position:static elements that are not flex-items get their z-index coerced to auto.
     virtual LayerType layerTypeRequired() const OVERRIDE
     {
-        if (isPositioned() || createsGroup() || hasClipPath() || hasTransform() || hasHiddenBackface() || hasReflection() || style()->specifiesColumns() || !style()->hasAutoZIndex() || style()->hasWillChangeCompositingHint() || style()->hasWillChangeGpuRasterizationHint() || style()->shouldCompositeForCurrentAnimations())
+        if (isPositioned() || createsGroup() || hasClipPath() || hasTransform() || hasHiddenBackface() || hasReflection() || style()->specifiesColumns() || !style()->hasAutoZIndex() || style()->hasWillChangeCompositingHint() || style()->shouldCompositeForCurrentAnimations())
             return NormalLayer;
         if (hasOverflowClip())
             return OverflowClipLayer;