Almost finish moving context_menu_node_ from RenderViewImpl to RenderFrameImpl.

content/shell/browser/shell_web_contents_view_delegate_mac.mm

 // Copyright 2013 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 "content/shell/browser/shell_web_contents_view_delegate.h"
 
 #import  <Cocoa/Cocoa.h>
 
 #include "base/command_line.h"
+#include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host_view.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
 #include "content/public/common/context_menu_params.h"
 #include "content/shell/browser/shell.h"
 #include "content/shell/browser/shell_browser_context.h"
 #include "content/shell/browser/shell_browser_main_parts.h"
 #include "content/shell/browser/shell_content_browser_client.h"
@@ skipping 195 matching lines @@
                                         eventNumber:0
                                          clickCount:1
                                            pressure:1.0];
 
   [NSMenu popUpContextMenu:menu
                  withEvent:clickEvent
                    forView:parent_view];
 }
 
 void ShellWebContentsViewDelegate::ActionPerformed(int tag) {
+  RenderFrameHost* frame = web_contents_->GetFocusedFrame();
   switch (tag) {
     case ShellContextMenuItemCutTag:
-      web_contents_->GetRenderViewHost()->Cut();
+      if (frame)
+        frame->Cut();
       break;
     case ShellContextMenuItemCopyTag:
-      web_contents_->GetRenderViewHost()->Copy();
+      if (frame)
+        frame->Copy();
       break;
     case ShellContextMenuItemPasteTag:
-      web_contents_->GetRenderViewHost()->Paste();
+      if (frame)
+        frame->Paste();
       break;
     case ShellContextMenuItemDeleteTag:
       web_contents_->GetRenderViewHost()->Delete();
       break;
     case ShellContextMenuItemOpenLinkTag: {
       ShellBrowserContext* browser_context =
           ShellContentBrowserClient::Get()->browser_context();
       Shell::CreateNewWindow(browser_context,
                              params_.link_url,
                              NULL,
@@ skipping 25 matching lines @@
   return NULL;
 }
 
 NSObject<RenderWidgetHostViewMacDelegate>*
 ShellWebContentsViewDelegate::CreateRenderWidgetHostViewDelegate(
     content::RenderWidgetHost* render_widget_host) {
   return NULL;
 }
 
 }  // namespace content