Move PrefMember and PrefChangeRegistrar to api directory.

chrome/browser/extensions/api/web_request/web_request_api_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 <map>
 #include <queue>
-#include <map>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/file_util.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/stl_util.h"
 #include "base/utf_string_conversions.h"
+#include "chrome/browser/api/prefs/pref_member.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/extensions/api/web_request/web_request_api.h"
 #include "chrome/browser/extensions/api/web_request/web_request_api_constants.h"
 #include "chrome/browser/extensions/api/web_request/web_request_api_helpers.h"
 #include "chrome/browser/extensions/event_router_forwarder.h"
 #include "chrome/browser/net/chrome_network_delegate.h"
-#include "chrome/browser/prefs/pref_member.h"
 #include "chrome/common/extensions/extension_messages.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/testing_pref_service.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread.h"
 #include "net/base/auth.h"
 #include "net/base/capturing_net_log.h"
 #include "net/base/mock_host_resolver.h"
 #include "net/base/net_util.h"
@@ skipping 1599 matching lines @@
         deltas, &auth3, &conflicting_extensions, &net_log);
   EXPECT_TRUE(credentials_set);
   EXPECT_FALSE(auth3.Empty());
   EXPECT_EQ(username, auth1.username());
   EXPECT_EQ(password, auth1.password());
   EXPECT_EQ(1u, conflicting_extensions.size());
   EXPECT_TRUE(ContainsKey(conflicting_extensions, "extid2"));
   EXPECT_EQ(3u, capturing_net_log.GetSize());
 }