Initialize the message center as part of the testing browser process

chrome/test/base/testing_browser_process.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/test/base/testing_browser_process.h"
 
 #include "base/strings/string_util.h"
 #include "base/time/default_clock.h"
 #include "base/time/default_tick_clock.h"
 #include "build/build_config.h"
@@ skipping 57 matching lines @@
 
 TestingBrowserProcess::TestingBrowserProcess()
     : notification_service_(content::NotificationService::Create()),
       app_locale_("en"),
       is_shutting_down_(false),
       local_state_(nullptr),
       io_thread_(nullptr),
       system_request_context_(nullptr),
       rappor_service_(nullptr),
       platform_part_(new TestingBrowserProcessPlatformPart()) {
+  message_center::MessageCenter::Initialize();
 #if BUILDFLAG(ENABLE_EXTENSIONS)
   extensions_browser_client_.reset(
       new extensions::ChromeExtensionsBrowserClient);
   extensions::AppWindowClient::Set(ChromeAppWindowClient::GetInstance());
   extensions::ExtensionsBrowserClient::Set(extensions_browser_client_.get());
 #endif
 }
 
 TestingBrowserProcess::~TestingBrowserProcess() {
   EXPECT_FALSE(local_state_);
   ShutdownBrowserPolicyConnector();
 #if BUILDFLAG(ENABLE_EXTENSIONS)
   extensions::ExtensionsBrowserClient::Set(nullptr);
 #endif
 
+  message_center::MessageCenter::Shutdown();
   // Destructors for some objects owned by TestingBrowserProcess will use
   // g_browser_process if it is not null, so it must be null before proceeding.
   DCHECK_EQ(static_cast<BrowserProcess*>(nullptr), g_browser_process);
 }
 
 void TestingBrowserProcess::ResourceDispatcherHostCreated() {
 }
 
 void TestingBrowserProcess::EndSession() {
 }
@@ skipping 352 matching lines @@
 
 ///////////////////////////////////////////////////////////////////////////////
 
 TestingBrowserProcessInitializer::TestingBrowserProcessInitializer() {
   TestingBrowserProcess::CreateInstance();
 }
 
 TestingBrowserProcessInitializer::~TestingBrowserProcessInitializer() {
   TestingBrowserProcess::DeleteInstance();
 }