Remove use of deprecated MessageLoop methods in content.

content/renderer/pepper/pepper_webplugin_impl.cc

 // 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.
 
 #include "content/renderer/pepper/pepper_webplugin_impl.h"
 
 #include <stddef.h>
 #include <cmath>
 #include <utility>
 
 #include "base/debug/crash_logging.h"
-#include "base/message_loop/message_loop.h"
+#include "base/location.h"
+#include "base/single_thread_task_runner.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/renderer/pepper/message_channel.h"
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 #include "content/renderer/pepper/plugin_instance_throttler_impl.h"
 #include "content/renderer/pepper/plugin_module.h"
 #include "content/renderer/pepper/v8object_var.h"
 #include "content/renderer/render_frame_impl.h"
 #include "ppapi/shared_impl/ppapi_globals.h"
 #include "ppapi/shared_impl/var_tracker.h"
 #include "third_party/WebKit/public/platform/WebPoint.h"
@@ skipping 125 matching lines @@
 
   container_ = nullptr;
 
   if (instance_) {
     ppapi::PpapiGlobals::Get()->GetVarTracker()->ReleaseVar(instance_object_);
     instance_object_ = PP_MakeUndefined();
     instance_->Delete();
     instance_ = nullptr;
   }
 
-  base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
+  base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, this);
 }
 
 v8::Local<v8::Object> PepperWebPluginImpl::v8ScriptableObject(
       v8::Isolate* isolate) {
   // Re-entrancy may cause JS to try to execute script on the plugin before it
   // is fully initialized. See e.g. crbug.com/503401.
   if (!instance_)
     return v8::Local<v8::Object>();
   // Call through the plugin to get its instance object. The plugin should pass
   // us a reference which we release in destroy().
@@ skipping 129 matching lines @@
 
 bool PepperWebPluginImpl::canRotateView() { return instance_->CanRotateView(); }
 
 void PepperWebPluginImpl::rotateView(RotationType type) {
   instance_->RotateView(type);
 }
 
 bool PepperWebPluginImpl::isPlaceholder() { return false; }
 
 }  // namespace content