components: Move user_prefs into user_prefs namespace.

chrome/browser/chromeos/accessibility/magnification_manager_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 "ash/magnifier/magnification_controller.h"
 #include "ash/shell.h"
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
@@ skipping 52 matching lines @@
   return MagnificationManager::Get()->IsMagnifierEnabled();
 }
 
 Profile* profile() {
   Profile* profile = ProfileManager::GetDefaultProfileOrOffTheRecord();
   DCHECK(profile);
   return profile;
 }
 
 PrefService* prefs() {
-  return components::UserPrefs::Get(profile());
+  return user_prefs::UserPrefs::Get(profile());
 }
 
 void EnableScreenManagnifierToPref(bool enabled) {
   prefs()->SetBoolean(prefs::kScreenMagnifierEnabled, enabled);
 }
 
 void SetScreenManagnifierTypeToPref(ash::MagnifierType type) {
   prefs()->SetInteger(prefs::kScreenMagnifierType, type);
 }
 
@@ skipping 281 matching lines @@
   // Enables full screen magnifier.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(IsMagnifierEnabled());
   EXPECT_EQ(ash::MAGNIFIER_FULL, GetMagnifierType());
 
   // Confirms that the actual scale is set to the maximum scale.
   EXPECT_EQ(4.0, GetFullScreenMagnifierScale());
 }
 
 }  // namespace chromeos