wm: Update namespace and header define guards.

src/platform/window_manager/x_connection.cc

 // 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.
 
 #include "window_manager/x_connection.h"
 
 #include "base/logging.h"
 
-namespace chromeos {
+namespace window_manager {
 
 const int XConnection::kByteFormat = 8;
 const int XConnection::kLongFormat = 32;
 
 
 bool XConnection::GetIntProperty(XWindow xid, XAtom xatom, int* value) {
   CHECK(value);
   std::vector<int> values;
   if (!GetIntArrayProperty(xid, xatom, &values)) {
     return false;
@@ skipping 28 matching lines @@
   }
   return false;
 }
 
 bool XConnection::SetIntProperty(
     XWindow xid, XAtom xatom, XAtom type, int value) {
   std::vector<int> values(1, value);
   return SetIntArrayProperty(xid, xatom, type, values);
 }
 
-}  // namespace chromeos
+}  // namespace window_manager