ppapi: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

ppapi/shared_impl/ppapi_globals.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 PPAPI_SHARED_IMPL_PPAPI_GLOBALS_H_
 #define PPAPI_SHARED_IMPL_PPAPI_GLOBALS_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/threading/thread_local.h"  // For testing purposes only.
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/ppb_console.h"
 #include "ppapi/shared_impl/api_id.h"
 #include "ppapi/shared_impl/ppapi_shared_export.h"
 #include "ui/events/latency_info.h"
 
 namespace base {
-class MessageLoopProxy;
+class SingleThreadTaskRunner;
 class TaskRunner;
 }
 
 namespace ppapi {
 
 class CallbackTracker;
 class MessageLoopShared;
 class ResourceTracker;
 class VarTracker;
 
@@ skipping 60 matching lines @@
   // Returns the given API object associated with the given instance, or NULL
   // if the instance is invalid.
   virtual thunk::PPB_Instance_API* GetInstanceAPI(PP_Instance instance) = 0;
   virtual thunk::ResourceCreationAPI* GetResourceCreationAPI(
       PP_Instance instance) = 0;
 
   // Returns the PP_Module associated with the given PP_Instance, or 0 on
   // failure.
   virtual PP_Module GetModuleForInstance(PP_Instance instance) = 0;
 
-  // Returns the base::MessageLoopProxy for the main thread. This is set in the
-  // constructor, so PpapiGlobals must be created on the main thread.
-  base::MessageLoopProxy* GetMainThreadMessageLoop();
+  // Returns the base::SingleThreadTaskRunner for the main thread. This is set
+  // in the constructor, so PpapiGlobals must be created on the main thread.
+  base::SingleThreadTaskRunner* GetMainThreadMessageLoop();
 
   // In tests, the PpapiGlobals object persists across tests but the MLP pointer
   // it hangs on will go stale and the next PPAPI test will crash because of
   // thread checks. This resets the pointer to be the current MLP object.
   void ResetMainThreadMessageLoopForTesting();
 
   // Return the MessageLoopShared of the current thread, if any. This will
   // always return NULL on the host side, where PPB_MessageLoop is not
   // supported.
   virtual MessageLoopShared* GetCurrentMessageLoop() = 0;
@@ skipping 26 matching lines @@
   // Transfers plugin |instance|'s latency info into |latency_info|.
   void TransferLatencyInfoTo(std::vector<ui::LatencyInfo>* latency_info,
                              PP_Instance instance);
 
  private:
   // Return the thread-local pointer which is used only for unit testing. It
   // should always be NULL when running in production. It allows separate
   // threads to have distinct "globals".
   static PpapiGlobals* GetThreadLocalPointer();
 
-  scoped_refptr<base::MessageLoopProxy> main_loop_proxy_;
+  scoped_refptr<base::SingleThreadTaskRunner> main_task_runner_;
 
   // If an input event is believed to have caused rendering damage, its latency
   // info is cached in |latency_info_for_frame_| indexed by instance. These
   // latency info will be passed back to renderer with the next plugin frame.
   std::map<PP_Instance, std::vector<ui::LatencyInfo> > latency_info_for_frame_;
 
   DISALLOW_COPY_AND_ASSIGN(PpapiGlobals);
 };
 
 }  // namespace ppapi
 
 #endif  // PPAPI_SHARED_IMPL_PPAPI_GLOBALS_H_