Make some editing/selection functions accessible to c/b/renderer_host/

content/browser/renderer_host/render_widget_host_view_mac.mm

 // Copyright (c) 2012 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/browser/renderer_host/render_widget_host_view_mac.h"
 
 #import <objc/runtime.h>
 #include <OpenGL/gl.h>
 #include <QuartzCore/QuartzCore.h>
 
@@ skipping 20 matching lines @@
 #include "content/browser/bad_message.h"
 #import "content/browser/cocoa/system_hotkey_helper_mac.h"
 #import "content/browser/cocoa/system_hotkey_map.h"
 #include "content/browser/compositor/resize_lock.h"
 #include "content/browser/frame_host/frame_tree.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_helper.h"
+#include "content/browser/renderer_host/render_widget_host_delegate.h"
 #import "content/browser/renderer_host/render_widget_host_view_mac_dictionary_helper.h"
 #import "content/browser/renderer_host/render_widget_host_view_mac_editcommand_helper.h"
 #include "content/browser/renderer_host/render_widget_resize_helper.h"
 #import "content/browser/renderer_host/text_input_client_mac.h"
 #include "content/common/accessibility_messages.h"
 #include "content/common/edit_command.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/common/input_messages.h"
 #include "content/common/view_messages.h"
 #include "content/common/webplugin_geometry.h"
@@ skipping 3016 matching lines @@
     web_contents->Undo();
 }
 
 - (void)redo:(id)sender {
   WebContents* web_contents = renderWidgetHostView_->GetWebContents();
   if (web_contents)
     web_contents->Redo();
 }
 
 - (void)cut:(id)sender {
-  WebContents* web_contents = renderWidgetHostView_->GetWebContents();
-  if (web_contents)
-    web_contents->Cut();
+  content::RenderWidgetHostDelegate* render_widget_host_delegate =
+      renderWidgetHostView_->render_widget_host_->delegate();
+  if (render_widget_host_delegate)
+    render_widget_host_delegate->Cut();
 }
 
 - (void)copy:(id)sender {
-  WebContents* web_contents = renderWidgetHostView_->GetWebContents();
-  if (web_contents)
-    web_contents->Copy();
+  content::RenderWidgetHostDelegate* render_widget_host_delegate =
+      renderWidgetHostView_->render_widget_host_->delegate();
+  if (render_widget_host_delegate)
+    render_widget_host_delegate->Copy();
 }
 
 - (void)copyToFindPboard:(id)sender {
   WebContents* web_contents = renderWidgetHostView_->GetWebContents();
   if (web_contents)
     web_contents->CopyToFindPboard();
 }
 
 - (void)paste:(id)sender {
-  WebContents* web_contents = renderWidgetHostView_->GetWebContents();
-  if (web_contents)
-    web_contents->Paste();
+  content::RenderWidgetHostDelegate* render_widget_host_delegate =
+      renderWidgetHostView_->render_widget_host_->delegate();
+  if (render_widget_host_delegate)
+    render_widget_host_delegate->Paste();
 }
 
 - (void)pasteAndMatchStyle:(id)sender {
   WebContents* web_contents = renderWidgetHostView_->GetWebContents();
   if (web_contents)
     web_contents->PasteAndMatchStyle();
 }
 
 - (void)selectAll:(id)sender {
   // editCommand_helper_ adds implementations for most NSResponder methods
@@ skipping 182 matching lines @@
 
 // "-webkit-app-region: drag | no-drag" is implemented on Mac by excluding
 // regions that are not draggable. (See ControlRegionView in
 // native_app_window_cocoa.mm). This requires the render host view to be
 // draggable by default.
 - (BOOL)mouseDownCanMoveWindow {
   return YES;
 }
 
 @end