Correctly integrate StoragePartition into TestingProfile.

chrome/browser/profiles/profile_browsertest.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/profiles/profile.h"
 
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/platform_file.h"
 #include "base/prefs/pref_service.h"
@@ skipping 168 matching lines @@
   ProfileImpl::create_readme_delay_ms = 0;
 
   scoped_ptr<Profile> profile(Profile::CreateProfile(
       temp_dir.path(), &delegate, Profile::CREATE_MODE_SYNCHRONOUS));
   ASSERT_TRUE(profile.get());
 
   // Delete the Profile instance and run pending tasks (this includes the task
   // for README creation).
   profile.reset();
   content::RunAllPendingInMessageLoop();
+  content::RunAllPendingInMessageLoop(content::BrowserThread::DB);
   content::RunAllPendingInMessageLoop(content::BrowserThread::FILE);
 }
 
 // Test that repeated setting of exit type is handled correctly.
 #if defined(OS_WIN)
 // Flaky on Windows: http://crbug.com/163713
 #define MAYBE_ExitType DISABLED_ExitType
 #else
 #define MAYBE_ExitType ExitType
 #endif
@@ skipping 27 matching lines @@
   std::string final_value(prefs->GetString(prefs::kSessionExitType));
   EXPECT_EQ(crash_value, final_value);
 
   // This test runs fast enough that the WebDataService may still be
   // initializing (which uses the temp directory) when the test
   // ends. Give it a chance to complete.
   profile.reset();
   content::RunAllPendingInMessageLoop();
   content::RunAllPendingInMessageLoop(content::BrowserThread::DB);
 }