Adds MediaClientAndroid to support embedder/MediaDrmBridge interaction.

chrome/browser/chrome_browser_main_android.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 "chrome/browser/chrome_browser_main_android.h"
 
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/trace_event/trace_event.h"
+#include "chrome/browser/android/chrome_media_client_android.h"
 #include "chrome/browser/android/seccomp_support_detector.h"
 #include "chrome/browser/google/google_search_counter_android.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "components/crash/app/breakpad_linux.h"
 #include "components/crash/browser/crash_dump_manager_android.h"
 #include "components/signin/core/browser/signin_manager.h"
 #include "content/public/browser/android/compositor.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/main_function_params.h"
+#include "media/base/android/media_client_android.h"
 #include "net/android/network_change_notifier_factory_android.h"
 #include "net/base/network_change_notifier.h"
 #include "ui/base/ui_base_paths.h"
 
 ChromeBrowserMainPartsAndroid::ChromeBrowserMainPartsAndroid(
     const content::MainFunctionParams& parameters)
     : ChromeBrowserMainParts(parameters) {
 }
 
 ChromeBrowserMainPartsAndroid::~ChromeBrowserMainPartsAndroid() {
@@ skipping 58 matching lines @@
 
   {
     TRACE_EVENT0("startup",
       "ChromeBrowserMainPartsAndroid::PreEarlyInitialization:StartUiMsgLoop");
     base::MessageLoopForUI::current()->Start();
   }
 
   ChromeBrowserMainParts::PreEarlyInitialization();
 }
 
+void ChromeBrowserMainPartsAndroid::PreMainMessageLoopRun() {
+  media::SetMediaClientAndroid(new ChromeMediaClientAndroid);
+
+  ChromeBrowserMainParts::PreMainMessageLoopRun();
+}
+
 void ChromeBrowserMainPartsAndroid::PostBrowserStart() {
   ChromeBrowserMainParts::PostBrowserStart();
 
   content::BrowserThread::GetBlockingPool()->PostDelayedTask(FROM_HERE,
       base::Bind(&SeccompSupportDetector::StartDetection),
       base::TimeDelta::FromMinutes(1));
 }
 
 void ChromeBrowserMainPartsAndroid::ShowMissingLocaleMessageBox() {
   NOTREACHED();
 }