Move GetDocument method from WebFrame to WebLocalFrame.

third_party/WebKit/Source/core/exported/WebRemoteFrameImpl.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 "core/exported/WebRemoteFrameImpl.h"
 
 #include "bindings/core/v8/WindowProxy.h"
 #include "core/dom/Fullscreen.h"
 #include "core/dom/RemoteSecurityContext.h"
 #include "core/dom/SecurityContext.h"
@@ skipping 104 matching lines @@
 }
 
 WebView* WebRemoteFrameImpl::View() const {
   if (!GetFrame()) {
     return nullptr;
   }
   DCHECK(GetFrame()->GetPage());
   return GetFrame()->GetPage()->GetChromeClient().GetWebView();
 }
 
-WebDocument WebRemoteFrameImpl::GetDocument() const {
-  // TODO(dcheng): this should also ASSERT_NOT_REACHED, but a lot of
-  // code tries to access the document of a remote frame at the moment.
-  return WebDocument();
-}
-
 WebPerformance WebRemoteFrameImpl::Performance() const {
   NOTREACHED();
   return WebPerformance();
 }
 
 void WebRemoteFrameImpl::Reload(WebFrameLoadType) {
   NOTREACHED();
 }
 
 void WebRemoteFrameImpl::ReloadWithOverrideURL(const WebURL& override_url,
@@ skipping 245 matching lines @@
 }
 
 WebRemoteFrameImpl::WebRemoteFrameImpl(WebTreeScopeType scope,
                                        WebRemoteFrameClient* client)
     : WebRemoteFrameBase(scope),
       frame_client_(RemoteFrameClientImpl::Create(this)),
       client_(client),
       self_keep_alive_(this) {}
 
 }  // namespace blink