Add TestBrowserThreadBundle into RenderViewHostTestHarness. Kill some unnecessary real threads.

chrome/browser/ui/cocoa/notifications/balloon_controller_unittest.mm

 // 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 "base/memory/scoped_nsobject.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/notifications/balloon.h"
 #include "chrome/browser/notifications/balloon_collection.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/notifications/notification_object_proxy.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 #include "chrome/browser/ui/cocoa/notifications/balloon_controller.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/test_browser_window.h"
 #include "chrome/test/base/testing_profile.h"
-#include "content/public/test/test_browser_thread.h"
-
-using content::BrowserThread;
 
 // Subclass balloon controller and mock out the initialization of the RVH.
 @interface TestBalloonController : BalloonController {
 }
 - (void)initializeHost;
 @end
 
 @implementation TestBalloonController
 - (void)initializeHost {}
 @end
@@ skipping 21 matching lines @@
   virtual void OnBalloonClosed(Balloon* source) OVERRIDE {};
   virtual const Balloons& GetActiveBalloons() OVERRIDE {
     NOTREACHED();
     return balloons_;
   }
  private:
   Balloons balloons_;
 };
 
 class BalloonControllerTest : public ChromeRenderViewHostTestHarness {
- public:
-  BalloonControllerTest() :
-      ui_thread_(BrowserThread::UI, base::MessageLoop::current()),
-      file_user_blocking_thread_(
-            BrowserThread::FILE_USER_BLOCKING, base::MessageLoop::current()),
-      io_thread_(BrowserThread::IO, base::MessageLoop::current()) {
-  }
-
-  virtual void SetUp() {
+  virtual void SetUp() OVERRIDE {
     ChromeRenderViewHostTestHarness::SetUp();
     CocoaTest::BootstrapCocoa();
     profile()->CreateRequestContext();
     Browser::CreateParams native_params(profile(),
                                         chrome::HOST_DESKTOP_TYPE_NATIVE);
     browser_.reset(
         chrome::CreateBrowserWithTestWindowForParams(&native_params));
     collection_.reset(new MockBalloonCollection());
   }
 
-  virtual void TearDown() {
+  virtual void TearDown() OVERRIDE {
     collection_.reset();
     browser_.reset();
-    base::MessageLoop::current()->RunUntilIdle();
     ChromeRenderViewHostTestHarness::TearDown();
   }
 
  protected:
-  content::TestBrowserThread ui_thread_;
-  content::TestBrowserThread file_user_blocking_thread_;
-  content::TestBrowserThread io_thread_;
   scoped_ptr<Browser> browser_;
   scoped_ptr<BalloonCollection> collection_;
 };
 
 TEST_F(BalloonControllerTest, ShowAndCloseTest) {
   Notification n(GURL("http://www.google.com"), GURL("http://www.google.com"),
       ASCIIToUTF16("http://www.google.com"), string16(),
       new NotificationObjectProxy(-1, -1, -1, false));
   scoped_ptr<Balloon> balloon(
       new Balloon(n, profile(), collection_.get()));
@@ skipping 21 matching lines @@
 
   [controller showWindow:nil];
 
   EXPECT_TRUE([controller desiredTotalWidth] > 100);
   EXPECT_TRUE([controller desiredTotalHeight] > 100);
 
   [controller closeBalloon:YES];
 }
 
 }