Move prefs-related files under chrome/browser/ into a prefs/ subdir.

chrome/browser/extensions/extension_pref_store_unittest.cc

 // Copyright (c) 2010 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 <string>
 #include <vector>
 
 #include "base/scoped_ptr.h"
 #include "base/scoped_temp_dir.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_pref_store.h"
-#include "chrome/browser/pref_service.h"
-#include "chrome/browser/pref_value_store.h"
+#include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/prefs/pref_value_store.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/test/testing_pref_service.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 class TestExtensionPrefStore : public ExtensionPrefStore {
  public:
   TestExtensionPrefStore()
@@ skipping 327 matching lines @@
   EXPECT_CALL(*pref_notifier, FireObservers(kPref1)).Times(0);
   eps->InstallExtensionPref(eps->ext1, kPref1,
       Value::CreateStringValue("https://www.chromium.org"));
   Mock::VerifyAndClearExpectations(pref_notifier);
 
   EXPECT_CALL(*pref_notifier, FireObservers(kPref1)).Times(2);
   eps->InstallExtensionPref(eps->ext1, kPref1,
       Value::CreateStringValue("chrome://newtab"));
   eps->UninstallExtension(eps->ext1);
 }