wm: Update namespace and header define guards.

src/platform/window_manager/util.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_UTIL_H__
-#define __PLATFORM_WINDOW_MANAGER_UTIL_H__
+#ifndef WINDOW_MANAGER_UTIL_H_
+#define WINDOW_MANAGER_UTIL_H_
 
 #include <ctime>
 #include <list>
 #include <map>
 #include <sys/time.h>
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/string_util.h"
 
 typedef unsigned int uint;
 
-namespace chromeos {
+namespace window_manager {
 
 // Stacker maintains an ordering of objects (e.g. windows) in which changes
 // can be made in faster-than-linear time.
 template<class T>
 class Stacker {
  public:
   Stacker() {}
 
   // Get the (top-to-bottom) ordered list of items.
   const std::list<T>& items() const { return items_; }
@@ skipping 165 matching lines @@
 
 // Fill 'tv' with the time from 'time'.
 void FillTimeval(double time, struct timeval* tv);
 
 
 // Helper method to convert an XID into a hex string.
 static std::string XidStr(unsigned long xid) {
   return StringPrintf("0x%lx", xid);
 }
 
-}  // namespace chromeos
+}  // namespace window_manager
 
-#endif  // __UTIL_H__
+#endif