Move RenderViewHost::InsertCSS to RenderFrameHost.

content/public/browser/render_frame_host.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
 #define CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
 
 #include "content/common/content_export.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_sender.h"
@@ skipping 42 matching lines @@
   virtual gfx::NativeView GetNativeView() = 0;
 
   // Let the renderer know that the menu has been closed.
   virtual void NotifyContextMenuClosed(
       const CustomContextMenuContext& context) = 0;
 
   // Executes custom context menu action that was provided from Blink.
   virtual void ExecuteCustomContextMenuCommand(
       int action, const CustomContextMenuContext& context) = 0;
 
+  // Requests the renderer to insert CSS into the frame's document.
+  virtual void InsertCSS(const std::string& css) = 0;
+
   // Temporary until we get rid of RenderViewHost.
   virtual RenderViewHost* GetRenderViewHost() = 0;
 
  private:
   // This interface should only be implemented inside content.
   friend class RenderFrameHostImpl;
   RenderFrameHost() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_