Move BrowserThread to content namespace.

chrome/browser/history/shortcuts_backend_unittest.cc

 // Copyright (c) 2011 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/file_util.h"
 #include "base/path_service.h"
 #include "base/scoped_temp_dir.h"
 #include "base/stringprintf.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/autocomplete/shortcuts_provider_shortcut.h"
 #include "chrome/browser/history/shortcuts_backend.h"
 #include "chrome/browser/history/shortcuts_database.h"
 #include "chrome/common/guid.h"
 #include "content/test/test_browser_thread.h"
 #include "sql/statement.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
+using content::BrowserThread;
 using shortcuts_provider::Shortcut;
 using shortcuts_provider::ShortcutMap;
 
 namespace history {
 
 const base::TimeDelta kMaxRequestWaitTimeout = base::TimeDelta::FromSeconds(1);
 
 class ShortcutsBackendTest : public testing::Test,
                              public ShortcutsBackend::ShortcutsBackendObserver {
  public:
@@ skipping 124 matching lines @@
   std::vector<std::string> deleted_ids;
   deleted_ids.push_back(shortcut3.id);
   deleted_ids.push_back(shortcut4.id);
 
   EXPECT_TRUE(backend_->DeleteShortcutsWithIds(deleted_ids));
 
   ASSERT_EQ(0U, shortcuts.size());
 }
 
 }  // namespace history