Replace MessageLoop::DeleteSoon implementation with one that uses base::Bind.

webkit/plugins/ppapi/ppapi_webplugin_impl.h

 // Copyright (c) 2011 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>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
-#include "base/task.h"
+#include "base/message_loop_helpers.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPlugin.h"
 #include "ui/gfx/rect.h"
 #include "webkit/plugins/webkit_plugins_export.h"
 
 namespace WebKit {
 struct WebPluginParams;
 }
 
 namespace webkit {
 namespace ppapi {
 
 class PluginDelegate;
 class PluginInstance;
 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);
 
  private:
-  friend class DeleteTask<WebPluginImpl>;
+  friend class base::DeleteHelper<WebPluginImpl>;
 
   WEBKIT_PLUGINS_EXPORT virtual ~WebPluginImpl();
 
   // WebKit::WebPlugin implementation.
   virtual bool initialize(WebKit::WebPluginContainer* container);
   virtual void destroy();
   virtual NPObject* scriptableObject();
   virtual bool getFormValue(WebKit::WebString& value);
   virtual void paint(WebKit::WebCanvas* canvas, const WebKit::WebRect& rect);
   virtual void updateGeometry(
@@ skipping 42 matching lines @@
   scoped_refptr<PPB_URLLoader_Impl> document_loader_;
   gfx::Rect plugin_rect_;
 
   DISALLOW_COPY_AND_ASSIGN(WebPluginImpl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPAPI_WEBPLUGIN_IMPL_H_