Enable PDF accessibility when RenderFrame's accessibility mode changes.

content/public/renderer/pepper_plugin_instance.h

 // Copyright (c) 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_RENDERER_PEPPER_PLUGIN_INSTANCE_H_
 #define CONTENT_PUBLIC_RENDERER_PEPPER_PLUGIN_INSTANCE_H_
 
 #include <stdint.h>
 
 #include "base/process/process_handle.h"
@@ skipping 28 matching lines @@
 
 namespace blink {
 class WebPluginContainer;
 }
 
 namespace v8 {
 class Isolate;
 }
 
 namespace content {
+class RenderFrame;
 class RenderView;
 
 class PepperPluginInstance {
  public:
   // Return the PepperPluginInstance for the given |instance_id|. Will return
   // null if the instance is in the process of being deleted.
   static CONTENT_EXPORT PepperPluginInstance* Get(PP_Instance instance_id);
 
   virtual ~PepperPluginInstance() {}
 
+  virtual content::RenderFrame* GetRenderFrame() = 0;
+
   virtual content::RenderView* GetRenderView() = 0;
 
   virtual blink::WebPluginContainer* GetContainer() = 0;
 
   virtual v8::Isolate* GetIsolate() const = 0;
 
   virtual ppapi::VarTracker* GetVarTracker() = 0;
 
   virtual const GURL& GetPluginURL() = 0;
 
@@ skipping 50 matching lines @@
   // Sets the text input type for this plugin.
   virtual void SetTextInputType(ui::TextInputType type) = 0;
 
   // Posts a message to the JavaScript object for this instance.
   virtual void PostMessageToJavaScript(PP_Var message) = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_PEPPER_PLUGIN_INSTANCE_H_