Revert of content/common: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

content/browser/android/java/gin_java_bridge_dispatcher_host.cc

 // Copyright 2014 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 "content/browser/android/java/gin_java_bridge_dispatcher_host.h"
 
 #include "base/android/java_handler_thread.h"
 #include "base/android/jni_android.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/atomic_sequence_num.h"
@@ skipping 327 matching lines @@
         return NULL;
       break;
     }
     default:
       NOTREACHED();
       return NULL;
   }
   {
     base::AutoLock locker(objects_lock_);
     if (objects_.find(object_id) != objects_.end()) {
-      return g_background_thread.Get().message_loop()->task_runner().get();
+        return g_background_thread.Get().message_loop()->task_runner().get();
     }
   }
   return NULL;
 }
 
 bool GinJavaBridgeDispatcherHost::OnMessageReceived(
     const IPC::Message& message) {
   // We can get here As WebContentsObserver also has OnMessageReceived,
   // or because we have not provided a task runner in
   // OverrideTaskRunnerForMessage. In either case, just bail out.
@@ skipping 123 matching lines @@
   if (iter == objects_.end())
     return;
   JavaObjectWeakGlobalRef ref =
       RemoveHolderAndAdvanceLocked(GetCurrentRoutingID(), &iter);
   if (!ref.is_empty()) {
     RemoveFromRetainedObjectSetLocked(ref);
   }
 }
 
 }  // namespace content