Make Blink stop scheduling its own Layout, and use the compositor's timer instead

Source/web/tests/WebViewTest.cpp

 /*
  * Copyright (C) 2011, 2012 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 284 matching lines @@
 {
     AutoResizeWebViewClient client;
     std::string url = m_baseURL + "specify_size.html?" + pageWidth + ":" + pageHeight;
     URLTestHelpers::registerMockedURLLoad(toKURL(url), "specify_size.html");
     WebView* webView = FrameTestHelpers::createWebViewAndLoad(url, true, 0, &client);
     client.testData().setWebView(webView);
 
     WebFrameImpl* frame = static_cast<WebFrameImpl*>(webView->mainFrame());
     WebCore::FrameView* frameView = frame->frame()->view();
     frameView->layout();
-    EXPECT_FALSE(frameView->layoutPending());
+    EXPECT_FALSE(frameView->layoutIsScheduledWithEmbedder());
     EXPECT_FALSE(frameView->needsLayout());
 
     webView->enableAutoResizeMode(minAutoResize, maxAutoResize);
-    EXPECT_TRUE(frameView->layoutPending());
+    EXPECT_TRUE(frameView->layoutIsScheduledWithEmbedder());
     EXPECT_TRUE(frameView->needsLayout());
     frameView->layout();
 
     EXPECT_TRUE(frame->frame()->document()->isHTMLDocument());
 
     EXPECT_EQ(expectedWidth, client.testData().width());
     EXPECT_EQ(expectedHeight, client.testData().height());
     EXPECT_EQ(expectedHorizontalState, client.testData().horizontalScrollbarState());
     EXPECT_EQ(expectedVerticalState, client.testData().verticalScrollbarState());
 
@@ skipping 702 matching lines @@
     {
         WebElement elementWithoutShadowRoot = document.getElementById("noshadowroot");
         EXPECT_FALSE(elementWithoutShadowRoot.isNull());
         WebNode shadowRoot = elementWithoutShadowRoot.shadowRoot();
         EXPECT_TRUE(shadowRoot.isNull());
     }
     webViewImpl->close();
 }
 
 }