Switch from TestBrowserThread to TestBrowserThreadBundle in chrome.

chrome/browser/metrics/thread_watcher_android_unittest.cc

Index: chrome/browser/metrics/thread_watcher_android_unittest.cc
diff --git a/chrome/browser/metrics/thread_watcher_android_unittest.cc b/chrome/browser/metrics/thread_watcher_android_unittest.cc
index 9479d1c0064be36a70c230d732e85f0cd4837185..0112fe843c708754e4df522a9dc9dd9f25ed77a6 100644
--- a/chrome/browser/metrics/thread_watcher_android_unittest.cc
+++ b/chrome/browser/metrics/thread_watcher_android_unittest.cc
@@ -2,17 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-
+#include "chrome/browser/metrics/thread_watcher_android.h"
 #include "base/android/application_status_listener.h"
 #include "base/run_loop.h"
 #include "base/synchronization/waitable_event.h"
 #include "chrome/browser/metrics/thread_watcher.h"
-#include "chrome/browser/metrics/thread_watcher_android.h"
-#include "content/public/test/test_browser_thread.h"
+#include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-using content::BrowserThread;
-
 namespace {
 void OnThreadWatcherTask(base::WaitableEvent* event) {
   event->Signal();
@@ -44,8 +41,7 @@ TEST(ThreadWatcherAndroidTest, ApplicationStatusNotification) {
   // Do not delay the ThreadWatcherList initialization for this test.
   ThreadWatcherList::g_initialize_delay_seconds = 0;
 
-  base::MessageLoopForUI message_loop_for_ui;
-  content::TestBrowserThread ui_thread(BrowserThread::UI, &message_loop_for_ui);
+  content::TestBrowserThreadBundle test_browser_thread_bundle;
 
   std::unique_ptr<WatchDogThread> watchdog_thread_(new WatchDogThread());
   watchdog_thread_->StartAndWaitForTesting();