Moved ExtensionPrefs and related into extensions namespace

chrome/browser/extensions/test_extension_prefs.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/extensions/test_extension_prefs.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/message_loop_proxy.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_pref_store.h"
 #include "chrome/browser/extensions/extension_pref_value_map.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/pref_service_mock_builder.h"
 #include "chrome/browser/prefs/pref_value_store.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_manifest_constants.h"
 #include "chrome/common/json_pref_store.h"
 #include "content/public/browser/browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using content::BrowserThread;
-using extensions::Extension;
+
+namespace extensions {
 
 namespace {
 
 // Mock ExtensionPrefs class with artificial clock to guarantee that no two
 // extensions get the same installation time stamp and we can reliably
 // assert the installation order in the tests below.
 class MockExtensionPrefs : public ExtensionPrefs {
  public:
   MockExtensionPrefs(PrefService* prefs,
                      const FilePath& root_dir,
@@ skipping 116 matching lines @@
 }
 
 PrefService* TestExtensionPrefs::CreateIncognitoPrefService() const {
   return pref_service_->CreateIncognitoPrefService(
       new ExtensionPrefStore(extension_pref_value_map_.get(), true));
 }
 
 void TestExtensionPrefs::set_extensions_disabled(bool extensions_disabled) {
   extensions_disabled_ = extensions_disabled;
 }
+
+}  // namespace extensions