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

Source/web/RemoteBridgeFrameOwner.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be found
 // in the LICENSE file.
 
 #include "config.h"
 #include "web/RemoteBridgeFrameOwner.h"
 
 #include "public/web/WebFrameClient.h"
 
 namespace blink {
 
-RemoteBridgeFrameOwner::RemoteBridgeFrameOwner(PassRefPtrWillBeRawPtr<WebLocalFrameImpl> frame, SandboxFlags flags)
+RemoteBridgeFrameOwner::RemoteBridgeFrameOwner(PassRefPtrWillBeRawPtr<WebLocalFrameImpl> frame, SandboxFlags flags, const WebFrameOwnerProperties& frameOwnerProperties)
     : m_frame(frame)
     , m_sandboxFlags(flags)
+    , m_scrolling(static_cast<ScrollbarMode>(frameOwnerProperties.scrollingMode))
+    , m_marginWidth(frameOwnerProperties.marginWidth)
+    , m_marginHeight(frameOwnerProperties.marginHeight)
 {
 }
 
 DEFINE_TRACE(RemoteBridgeFrameOwner)
 {
     visitor->trace(m_frame);
     FrameOwner::trace(visitor);
 }
 
 void RemoteBridgeFrameOwner::dispatchLoad()
 {
     if (m_frame->client())
         m_frame->client()->dispatchLoad();
 }
 
 } // namespace blink