Simplfy Pepepr2 bolierplate code.

webkit/glue/plugins/pepper_plugin_module.cc

 // Copyright (c) 2010 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.
 
 #include "webkit/glue/plugins/pepper_plugin_module.h"
 
 #include <set>
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
@@ skipping 99 matching lines @@
   &GetTime,
   &CallOnMainThread
 };
 
 // PPB_Testing -----------------------------------------------------------------
 
 bool ReadImageData(PP_Resource device_context_2d,
                    PP_Resource image,
                    int32_t x, int32_t y) {
   scoped_refptr<DeviceContext2D> context(
-      ResourceTracker::Get()->GetAsDeviceContext2D(device_context_2d));
+      Resource::GetAs<DeviceContext2D>(device_context_2d));
   if (!context.get())
     return false;
   return context->ReadImageData(image, x, y);
 }
 
 void RunMessageLoop() {
   bool old_state = MessageLoop::current()->NestableTasksAllowed();
   MessageLoop::current()->SetNestableTasksAllowed(true);
   MessageLoop::current()->Run();
   MessageLoop::current()->SetNestableTasksAllowed(old_state);
@@ skipping 202 matching lines @@
 
 void PluginModule::InstanceCreated(PluginInstance* instance) {
   instances_.insert(instance);
 }
 
 void PluginModule::InstanceDeleted(PluginInstance* instance) {
   instances_.erase(instance);
 }
 
 }  // namespace pepper