Mojo C++ bindings: remove some usage of AssociatedGroup from user code.

chrome/browser/ui/ash/media_client.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 "chrome/browser/ui/ash/media_client.h"
 
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 118 matching lines @@
 
 MediaClient::MediaClient() : binding_(this), weak_ptr_factory_(this) {
   MediaCaptureDevicesDispatcher::GetInstance()->AddObserver(this);
 
   service_manager::Connector* connector =
       content::ServiceManagerConnection::GetForProcess()->GetConnector();
   connector->BindInterface(ash_util::GetAshServiceName(), &media_controller_);
 
   // Register this object as the client interface implementation.
   ash::mojom::MediaClientAssociatedPtrInfo ptr_info;
-  binding_.Bind(&ptr_info, media_controller_.associated_group());
+  binding_.Bind(&ptr_info);
   media_controller_->SetClient(std::move(ptr_info));
 }
 
 MediaClient::~MediaClient() {
   MediaCaptureDevicesDispatcher::GetInstance()->RemoveObserver(this);
 }
 
 void MediaClient::HandleMediaNextTrack() {
   extensions::MediaPlayerAPI::Get(ProfileManager::GetActiveUserProfile())
       ->media_player_event_router()
@@ skipping 40 matching lines @@
       FROM_HERE, base::Bind(&MediaClient::RequestCaptureState,
                             weak_ptr_factory_.GetWeakPtr()));
 }
 
 MediaCaptureState MediaClient::GetMediaCaptureStateByIndex(int user_index) {
   content::BrowserContext* context =
       ChromeShellContentState::GetInstance()->GetBrowserContextByIndex(
           user_index);
   return GetMediaCaptureStateOfAllWebContents(context);
 }