Correctly integrate StoragePartition into TestingProfile.

ash/desktop_background/desktop_background_controller_unittest.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 "ash/desktop_background/desktop_background_controller.h"
 
 #include <cmath>
 #include <cstdlib>
 
 #include "ash/ash_switches.h"
@@ skipping 82 matching lines @@
     base::TimeTicks step_time = controller.animator()->last_step_time();
     element->Step(step_time + base::TimeDelta::FromMilliseconds(1000));
   }
 }
 
 }  // namespace
 
 class DesktopBackgroundControllerTest : public test::AshTestBase {
  public:
   DesktopBackgroundControllerTest()
-      : ui_thread_(content::BrowserThread::UI, base::MessageLoop::current()),
-        command_line_(CommandLine::NO_PROGRAM),
+      : command_line_(CommandLine::NO_PROGRAM),
         controller_(NULL) {
   }
   virtual ~DesktopBackgroundControllerTest() {}
 
   virtual void SetUp() OVERRIDE {
     test::AshTestBase::SetUp();
     // Ash shell initialization creates wallpaper. Reset it so we can manually
     // control wallpaper creation and animation in our tests.
     RootWindowController* root_window_controller =
         Shell::GetPrimaryRootWindowController();
@@ skipping 125 matching lines @@
     const base::FilePath kSmallGuestPath =
         wallpaper_dir_->path().Append(FILE_PATH_LITERAL("guest_small.jpg"));
     ASSERT_TRUE(WriteJPEGFile(kSmallGuestPath, kWallpaperSize, kWallpaperSize,
                               kSmallGuestWallpaperColor));
     command_line_.AppendSwitchPath(
         switches::kAshDefaultGuestWallpaperSmall, kSmallGuestPath);
 
     controller_->set_command_line_for_testing(&command_line_);
   }
 
-  content::TestBrowserThread ui_thread_;
-
   // Custom command line passed to DesktopBackgroundController by
   // WriteWallpapersAndSetFlags().
   CommandLine command_line_;
 
   // Directory created by WriteWallpapersAndSetFlags() to store default
   // wallpaper images.
   scoped_ptr<base::ScopedTempDir> wallpaper_dir_;
 
   DesktopBackgroundController* controller_;  // Not owned.
 
@@ skipping 260 matching lines @@
       Shell::GetInstance()->display_manager());
   display_manager_test_api.UpdateDisplay("1600x1200");
   ASSERT_TRUE(controller_->SetDefaultWallpaper(true));
   observer.WaitForWallpaperDataChanged();
   EXPECT_TRUE(ImageIsNearColor(controller_->GetWallpaper(),
                                kLargeGuestWallpaperColor));
 }
 
 }  // namespace internal
 }  // namespace ash