Move wm/core to wm namespace.

ui/wm/core/wm_core_switches.h

 // 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.
 
 #ifndef UI_WM_CORE_WM_CORE_SWITCHES_H_
 #define UI_WM_CORE_WM_CORE_SWITCHES_H_
 
 #include "build/build_config.h"
 #include "ui/wm/core/wm_core_export.h"
 
-namespace views {
-namespace corewm {
+namespace wm {
 namespace switches {
 
 // Note: If you add a switch, consider if it needs to be copied to a subsequent
 // command line if the process executes a new copy of itself.  (For example,
 // see chromeos::LoginUtil::GetOffTheRecordCommandLine().)
 
 // Please keep alphabetized.
 WM_CORE_EXPORT extern const char kWindowAnimationsDisabled[];
 
 }  // namespace switches
-}  // namespace corewm
-}  // namespace views
+}  // namespace wm
 
 #endif  // UI_WM_CORE_WM_CORE_SWITCHES_H_