Revert of Don't early out recursion into PaintLayerChildren when computing composited bounds.

third_party/WebKit/Source/core/paint/PaintLayerClipperTest.cpp

Index: third_party/WebKit/Source/core/paint/PaintLayerClipperTest.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintLayerClipperTest.cpp b/third_party/WebKit/Source/core/paint/PaintLayerClipperTest.cpp
index 47690de53542f8a7ccdfcf6e3df2c73bd749ac86..458d39df09ba361f836fda271898fe9946fabe23 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayerClipperTest.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintLayerClipperTest.cpp
@@ -117,28 +117,4 @@
   EXPECT_EQ(LayoutRect(0, 0, 200, 400), layerBounds);
 }
 
-TEST_F(PaintLayerClipperTest, LocalClipRectFixedUnderTransform) {
-  setBodyInnerHTML(
-      "<div id='transformed'"
-      "    style='will-change: transform; width: 100px; height: 100px;"
-      "    overflow: hidden'>"
-      "  <div id='fixed' "
-      "      style='position: fixed; width: 100px; height: 100px;"
-      "      top: -50px'>"
-      "   </div>"
-      "</div>");
-
-  LayoutRect infiniteRect(LayoutRect::infiniteIntRect());
-  PaintLayer* transformed =
-      toLayoutBoxModelObject(getLayoutObjectByElementId("transformed"))
-          ->layer();
-  PaintLayer* fixed =
-      toLayoutBoxModelObject(getLayoutObjectByElementId("fixed"))->layer();
-
-  EXPECT_EQ(LayoutRect(0, 0, 100, 100),
-            transformed->clipper().localClipRect(transformed));
-  EXPECT_EQ(LayoutRect(0, 50, 100, 100),
-            fixed->clipper().localClipRect(transformed));
-}
-
 }  // namespace blink