Add setNeedsLayoutAndFullPaintInvalidation to WebWidget.

Source/web/WebViewImpl.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 1896 matching lines @@
     // FIXME: This should probably be using the local root?
     if (m_page->mainFrame()->isLocalFrame())
         PageWidgetDelegate::animate(*m_page, validFrameTime.lastFrameTimeMonotonic, *m_page->deprecatedLocalMainFrame());
 
     if (m_continuousPaintingEnabled) {
         ContinuousPainter::setNeedsDisplayRecursive(m_rootGraphicsLayer, m_pageOverlays.get());
         m_client->scheduleAnimation();
     }
 }
 
+void WebViewImpl::setNeedsLayoutAndFullPaintInvalidation()
+{
+    if (!mainFrameImpl() || !mainFrameImpl()->frame() || !mainFrameImpl()->frame()->view())
+        return;
+
+    FrameView* view = mainFrameImpl()->frame()->view();
+    view->setNeedsLayout();
+    view->setNeedsFullPaintInvalidation();
+}
+
 void WebViewImpl::layout()
 {
     TRACE_EVENT0("blink", "WebViewImpl::layout");
     if (!mainFrameImpl())
         return;
 
     PageWidgetDelegate::layout(*m_page, *mainFrameImpl()->frame());
     updateLayerTreeBackgroundColor();
 
     for (size_t i = 0; i < m_linkHighlights.size(); ++i)
@@ skipping 2586 matching lines @@
     return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width
         || (constraints.minimumScale == constraints.maximumScale && constraints.minimumScale != -1);
 }
 
 void WebViewImpl::forceNextWebGLContextCreationToFail()
 {
     WebGLRenderingContext::forceNextWebGLContextCreationToFail();
 }
 
 } // namespace blink