Mark clip paths as a clip-related property

BUG=615870 TEST=Load http://codepen.io/zen-co/pen/jrOxEg and check that the animation is clipped properly Review-Url: https://codereview.chromium.org/2558633005 Cr-Commit-Position: refs/heads/master@{#437635}

Mark clip paths as a clip-related property
BUG=615870 TEST=Load http://codepen.io/zen-co/pen/jrOxEg and check that the animation is clipped properly Review-Url: https://codereview.chromium.org/2558633005 Cr-Commit-Position: refs/heads/master@{#437635}
3de2a457 · smcgruer · Commit bot · 9b853cfc · 3de2a457 · 3de2a457
Commit 3de2a457 authored Dec 09, 2016 by smcgruer Committed by Commit bot Dec 09, 2016
3 changed files
--- a/third_party/WebKit/LayoutTests/compositing/clip-path-with-composited-descendent-expected.html
+++ b/third_party/WebKit/LayoutTests/compositing/clip-path-with-composited-descendent-expected.html
+<!DOCTYPE html>
+<style type="text/css" media="screen">
+#parent {
+  position: absolute;
+  height: 256px;
+  width: 256px;
+  -webkit-clip-path: circle(128px at center);
+  clip-path: circle(128px at center);
+  background: #eee;
+  will-change: transform;
+}
+#child {
+  background: #222;
+  width: 64px;
+  height: 64px;
+  will-change: transform;
+}
+</style>
+<div id="parent">
+  <div id="child"></div>
+</div>
--- a/third_party/WebKit/LayoutTests/compositing/clip-path-with-composited-descendent.html
+++ b/third_party/WebKit/LayoutTests/compositing/clip-path-with-composited-descendent.html
+<!DOCTYPE html>
+<style type="text/css" media="screen">
+#parent {
+  position: absolute;
+  height: 256px;
+  width: 256px;
+  -webkit-clip-path: circle(128px at center);
+  clip-path: circle(128px at center);
+  background: #eee;
+}
+#child {
+  background: #222;
+  width: 64px;
+  height: 64px;
+  will-change: transform;
+}
+</style>
+<div id="parent">
+  <div id="child"></div>
+</div>
--- a/third_party/WebKit/Source/core/layout/LayoutObject.h
+++ b/third_party/WebKit/Source/core/layout/LayoutObject.h
@@ -805,7 +805,8 @@ class CORE_EXPORT LayoutObject : public ImageResourceObserver,
  }
  bool hasOverflowClip() const { return m_bitfields.hasOverflowClip(); }
  bool hasClipRelatedProperty() const {
-    return hasClip() || hasOverflowClip() || style()->containsPaint();
+    return hasClip() || hasOverflowClip() || hasClipPath() ||
+           style()->containsPaint();
  }
  bool hasTransformRelatedProperty() const {