Move the plugin placeholder from CppBoundClass to gin::Wrappable

components/plugins/renderer/plugin_placeholder.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 COMPONENTS_PLUGINS_RENDERER_PLUGIN_PLACEHOLDER_H_
 #define COMPONENTS_PLUGINS_RENDERER_PLUGIN_PLACEHOLDER_H_
 
 #include "components/plugins/renderer/webview_plugin.h"
 #include "content/public/common/webplugininfo.h"
 #include "content/public/renderer/context_menu_client.h"
 #include "content/public/renderer/render_frame_observer.h"
 #include "content/public/renderer/render_process_observer.h"
 #include "third_party/WebKit/public/web/WebPluginParams.h"
-#include "webkit/renderer/cpp_bound_class.h"
 
 namespace content {
 struct WebPluginInfo;
 }
 
+namespace gin {
+class ObjectTemplateBuilder;
+}
+
+namespace v8 {
+class Isolate;
+}
+
 namespace plugins {
 // Placeholders can be used if a plug-in is missing or not available
 // (blocked or disabled).
 class PluginPlaceholder : public content::RenderFrameObserver,
-                          public webkit_glue::CppBoundClass,
                           public WebViewPlugin::Delegate {
  public:
-
   WebViewPlugin* plugin() { return plugin_; }
 
   void set_blocked_for_prerendering(bool blocked_for_prerendering) {
     is_blocked_for_prerendering_ = blocked_for_prerendering;
   }
 
   void set_allow_loading(bool allow_loading) { allow_loading_ = allow_loading; }
 
  protected:
   // |render_frame| and |frame| are weak pointers. If either one is going away,
@@ skipping 20 matching lines @@
   // Replace this placeholder with a different plugin (which could be
   // a placeholder again).
   void ReplacePlugin(blink::WebPlugin* new_plugin);
 
   // Hide this placeholder.
   void HidePlugin();
 
   // Load the blocked plugin.
   void LoadPlugin();
 
-  // WebViewPlugin::Delegate method:
-  virtual void BindWebFrame(blink::WebFrame* frame) OVERRIDE;
+  // Returns a pre-populated ObjectTemplateBuilder for use with gin::Wrappable.
+  static gin::ObjectTemplateBuilder& GetObjectTemplateBuilder(

[Aaron Boodman, 2013/12/18 18:23:54]

Hm, maybe we should just make the contract in Wrappable be
GetObjectTemplateBuilder() so that these can conveniently call each other. The
base class could be the one to finally call Build().

+      v8::Isolate* isolate);
 
  private:
   // WebViewPlugin::Delegate methods:
-  virtual void WillDestroyPlugin() OVERRIDE;
   virtual void ShowContextMenu(const blink::WebMouseEvent&) OVERRIDE;
 
   // Javascript callbacks:
-  // All ignore arguments (which are, however, required by caller) and return
-  // nothing.
-
   // Load the blocked plugin by calling LoadPlugin().
-  void LoadCallback(const webkit_glue::CppArgumentList& args,
-                    webkit_glue::CppVariant* result);
+  void LoadCallback();
 
   // Hide the blocked plugin by calling HidePlugin().
-  void HideCallback(const webkit_glue::CppArgumentList& args,
-                    webkit_glue::CppVariant* result);
+  void HideCallback();
 
-  void DidFinishLoadingCallback(const webkit_glue::CppArgumentList& args,
-                                webkit_glue::CppVariant* result);
+  void DidFinishLoadingCallback();
 
   void UpdateMessage();
 
   blink::WebFrame* frame_;
   blink::WebPluginParams plugin_params_;
   WebViewPlugin* plugin_;
 
   content::WebPluginInfo plugin_info_;
 
   base::string16 message_;
 
   // True iff the plugin was blocked because the page was being prerendered.
   // Plugin will automatically be loaded when the page is displayed.
   bool is_blocked_for_prerendering_;
   bool allow_loading_;
 
   bool hidden_;
   bool finished_loading_;
   std::string identifier_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginPlaceholder);
 };
 
 }  // namespace plugins
 
 #endif  // COMPONENTS_PLUGINS_RENDERER_PLUGIN_PLACEHOLDER_H_