Create a public API around webkit::ppapi::PluginInstance and use it in chrome. After this, webkit/p…

webkit/plugins/ppapi/ppapi_webplugin_impl.h

 // 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.
 
 #ifndef WEBKIT_PLUGINS_PPAPI_PPAPI_WEBPLUGIN_IMPL_H_
 #define WEBKIT_PLUGINS_PPAPI_PPAPI_WEBPLUGIN_IMPL_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 13 matching lines @@
 
 namespace WebKit {
 struct WebPluginParams;
 struct WebPrintParams;
 }
 
 namespace webkit {
 namespace ppapi {
 
 class PluginDelegate;
-class PluginInstance;
+class PluginInstanceImpl;
 class PluginModule;
 class PPB_URLLoader_Impl;
 
 class WebPluginImpl : public WebKit::WebPlugin {
  public:
   WEBKIT_PLUGINS_EXPORT WebPluginImpl(
       PluginModule* module,
       const WebKit::WebPluginParams& params,
       const base::WeakPtr<PluginDelegate>& plugin_delegate,
       const base::WeakPtr<content::RenderView>& render_view);
 
-  PluginInstance* instance() { return instance_.get(); }
+  PluginInstanceImpl* instance() { return instance_.get(); }
 
   // WebKit::WebPlugin implementation.
   virtual WebKit::WebPluginContainer* container() const;
   virtual bool initialize(WebKit::WebPluginContainer* container);
   virtual void destroy();
   virtual NPObject* scriptableObject();
   virtual struct _NPP* pluginNPP();
   virtual bool getFormValue(WebKit::WebString& value);
   virtual void paint(WebKit::WebCanvas* canvas, const WebKit::WebRect& rect);
   virtual void updateGeometry(
@@ skipping 39 matching lines @@
  private:
   friend class base::DeleteHelper<WebPluginImpl>;
 
   WEBKIT_PLUGINS_EXPORT virtual ~WebPluginImpl();
   struct InitData;
 
   scoped_ptr<InitData> init_data_;  // Cleared upon successful initialization.
   // True if the instance represents the entire document in a frame instead of
   // being an embedded resource.
   bool full_frame_;
-  scoped_refptr<PluginInstance> instance_;
+  scoped_refptr<PluginInstanceImpl> instance_;
   gfx::Rect plugin_rect_;
   PP_Var instance_object_;
   WebKit::WebPluginContainer* container_;
 
   DISALLOW_COPY_AND_ASSIGN(WebPluginImpl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPAPI_WEBPLUGIN_IMPL_H_