Update drag images to paint from the nearest self painting layer

third_party/WebKit/Source/web/tests/WebFrameTest.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 6881 matching lines @@
     SkCanvas canvas(bitmap);
     canvas.drawColor(SK_ColorGREEN);
 
     EXPECT_EQ(referenceBitmapSize.width(), dragImage->size().width());
     EXPECT_EQ(referenceBitmapSize.height(), dragImage->size().height());
     const SkBitmap& dragBitmap = dragImage->bitmap();
     SkAutoLockPixels lockPixel(dragBitmap);
     EXPECT_EQ(0, memcmp(bitmap.getPixels(), dragBitmap.getPixels(), bitmap.getSize()));
 }
 
+TEST_P(ParameterizedWebFrameTest, NodeImageTestCSSTransformDescendant)
+{
+    FrameTestHelpers::WebViewHelper webViewHelper(this);
+    OwnPtr<DragImage> dragImage = nodeImageTestSetup(&webViewHelper, std::string("case-css-3dtransform-descendant"));
+    EXPECT_TRUE(dragImage);
+
+    nodeImageTestValidation(IntSize(40, 40), dragImage.get());
+}
+
 TEST_P(ParameterizedWebFrameTest, NodeImageTestCSSTransform)
 {
     FrameTestHelpers::WebViewHelper webViewHelper(this);
     OwnPtr<DragImage> dragImage = nodeImageTestSetup(&webViewHelper, std::string("case-css-transform"));
     EXPECT_TRUE(dragImage);
 
     nodeImageTestValidation(IntSize(40, 40), dragImage.get());
 }
 
 TEST_P(ParameterizedWebFrameTest, NodeImageTestCSS3DTransform)
 {
     FrameTestHelpers::WebViewHelper webViewHelper(this);
     OwnPtr<DragImage> dragImage = nodeImageTestSetup(&webViewHelper, std::string("case-css-3dtransform"));
     EXPECT_TRUE(dragImage);
 
-    nodeImageTestValidation(IntSize(20, 40), dragImage.get());
+    nodeImageTestValidation(IntSize(40, 40), dragImage.get());
 }
 
 TEST_P(ParameterizedWebFrameTest, NodeImageTestInlineBlock)
 {
     FrameTestHelpers::WebViewHelper webViewHelper(this);
     OwnPtr<DragImage> dragImage = nodeImageTestSetup(&webViewHelper, std::string("case-inlineblock"));
     EXPECT_TRUE(dragImage);
 
     nodeImageTestValidation(IntSize(40, 40), dragImage.get());
 }
@@ skipping 1591 matching lines @@
 }
 
 TEST_F(WebFrameVisibilityChangeTest, RemoteFrameParentVisibilityChange)
 {
     swapLocalFrameToRemoteFrame();
     executeScriptOnMainFrame(WebScriptSource("document.querySelector('iframe').parentElement.style.display = 'none';"));
     EXPECT_FALSE(remoteFrameClient()->isVisible());
 }
 
 } // namespace blink