(blink) Propagate scrolling/marginwidth/marginheight property values to child frame.

Source/web/FrameLoaderClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple 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.
@@ skipping 825 matching lines @@
     m_webFrame->client()->didChangeName(m_webFrame, name);
 }
 
 void FrameLoaderClientImpl::didChangeSandboxFlags(Frame* childFrame, SandboxFlags flags)
 {
     if (!m_webFrame->client())
         return;
     m_webFrame->client()->didChangeSandboxFlags(WebFrame::fromFrame(childFrame), static_cast<WebSandboxFlags>(flags));
 }
 
+void FrameLoaderClientImpl::didChangeScrollingMode(Frame* childFrame, ScrollbarMode scrollingMode)
+{
+    if (!m_webFrame->client())
+        return;
+
+    m_webFrame->client()->didChangeScrollingMode(WebFrame::fromFrame(childFrame), static_cast<WebFrameOwnerProperties::ScrollingMode>(scrollingMode));
+}
+
+void FrameLoaderClientImpl::didChangeMarginWidth(Frame* childFrame, int newMarginWidth)
+{
+    if (m_webFrame->client())
+        m_webFrame->client()->didChangeMarginWidth(WebFrame::fromFrame(childFrame), newMarginWidth);
+}
+
+void FrameLoaderClientImpl::didChangeMarginHeight(Frame* childFrame, int newMarginHeight)
+{
+    if (m_webFrame->client())
+        m_webFrame->client()->didChangeMarginHeight(WebFrame::fromFrame(childFrame), newMarginHeight);
+}
+
+
 void FrameLoaderClientImpl::dispatchWillOpenWebSocket(WebSocketHandle* handle)
 {
     m_webFrame->client()->willOpenWebSocket(handle);
 }
 
 void FrameLoaderClientImpl::dispatchWillStartUsingPeerConnectionHandler(WebRTCPeerConnectionHandler* handler)
 {
     m_webFrame->client()->willStartUsingPeerConnectionHandler(webFrame(), handler);
 }
 
@@ skipping 84 matching lines @@
 
 void FrameLoaderClientImpl::suddenTerminationDisablerChanged(bool present, SuddenTerminationDisablerType type)
 {
     if (m_webFrame->client()) {
         m_webFrame->client()->suddenTerminationDisablerChanged(
             present, static_cast<WebFrameClient::SuddenTerminationDisablerType>(type));
     }
 }
 
 } // namespace blink