Move window.close implementation to DOMWindow

Source/core/frame/RemoteFrame.cpp

 // Copyright 2014 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 "core/frame/RemoteFrame.h"
 
 #include "bindings/core/v8/WindowProxy.h"
 #include "bindings/core/v8/WindowProxyManager.h"
 #include "core/dom/RemoteSecurityContext.h"
@@ skipping 102 matching lines @@
 void RemoteFrame::disconnectOwnerElement()
 {
     // The RemotePlatformLayer needs to be cleared in disconnectOwnerElement()
     // because it must happen on WebFrame::swap() and Frame::detach().
     if (m_remotePlatformLayer)
         setRemotePlatformLayer(nullptr);
 
     Frame::disconnectOwnerElement();
 }
 
+bool RemoteFrame::shouldClose()
+{
+    // TODO(nasko): Implement running the beforeunload handler in the actual
+    // LocalFrame running in a different process and getting back a real result.
+    return true;
+}
+
 void RemoteFrame::forwardInputEvent(Event* event)
 {
     remoteFrameClient()->forwardInputEvent(event);
 }
 
 void RemoteFrame::setView(PassRefPtrWillBeRawPtr<RemoteFrameView> view)
 {
     // Oilpan: as RemoteFrameView performs no finalization actions,
     // no explicit dispose() of it needed here. (cf. FrameView::dispose().)
     m_view = view;
@@ skipping 38 matching lines @@
     if (m_remotePlatformLayer)
         GraphicsLayer::registerContentsLayer(layer);
 
     ASSERT(owner());
     toHTMLFrameOwnerElement(owner())->setNeedsCompositingUpdate();
     if (LayoutPart* layoutObject = ownerLayoutObject())
         layoutObject->layer()->updateSelfPaintingLayer();
 }
 
 } // namespace blink