chrome/browser/ui: Put browser_dialogs.h into chrome namespace.

chrome/browser/ui/views/about_ipc_dialog.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.
 
 // Need to include this before any other file because it defines
 // IPC_MESSAGE_LOG_ENABLED. We need to use it to define
 // IPC_MESSAGE_MACROS_LOG_ENABLED so that all_messages.h will generate the
 // ViewMsgLog et al. functions.
 #include "ipc/ipc_message.h"
 
@@ skipping 348 matching lines @@
       content::EnableIPCLogging(true);
     }
     track_toggle_->SchedulePaint();
   } else if (button == clear_button_) {
     message_list_.DeleteAllItems();
   } else if (button == filter_button_) {
     RunSettingsDialog(GetWidget()->GetNativeView());
   }
 }
 
-namespace browser {
+namespace chrome {
 
 void ShowAboutIPCDialog() {
   AboutIPCDialog::RunDialog();
 }
 
-} // namespace browser
+}  // namespace chrome
 
 #endif  // IPC_MESSAGE_LOG_ENABLED