wm: Update namespace and header define guards.

src/platform/window_manager/event_consumer.h

 // Copyright (c) 2009 The Chromium OS 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 __PLATFORM_WINDOW_MANAGER_EVENT_CONSUMER_H__
-#define __PLATFORM_WINDOW_MANAGER_EVENT_CONSUMER_H__
+#ifndef WINDOW_MANAGER_EVENT_CONSUMER_H_
+#define WINDOW_MANAGER_EVENT_CONSUMER_H_
 
 extern "C" {
 #include <X11/Xlib.h>
 }
 
 #include "window_manager/wm_ipc.h"  // for WmIpc::Message
 
 typedef ::Window XWindow;
 
-namespace chromeos {
+namespace window_manager {
 
 class Window;
 
 // This is an abstract base class for consuming events received by the
 // WindowManager class.  EventConsumer's virtual methods receive
 // notifications of events and can state that they've consumed an event by
 // returning true.  Different consumers' handlers are invoked in an
 // arbitrary order; once one consumes an event, it isn't passed to any
 // other consumers.
 class EventConsumer {
@@ skipping 56 matching lines @@
 
   // Handle a regular X ClientMessage event from a client app.
   virtual bool HandleClientMessage(const XClientMessageEvent& e) {
     return false;
   }
 
   // Handle a focus change on a window.
   virtual bool HandleFocusChange(XWindow xid, bool focus_in) { return false; }
 };
 
-}  // namespace chromeos
+}  // namespace window_manager
 
 #endif