browser: Put more files in chrome namespace.

chrome/browser/ui/gtk/page_info_bubble_gtk.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.
 
 #include <gtk/gtk.h>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/i18n/rtl.h"
 #include "base/utf_string_conversions.h"
@@ skipping 230 matching lines @@
   navigator_->OpenURL(OpenURLParams(GURL(chrome::kPageInfoHelpCenterURL),
                       content::Referrer(),
                       NEW_FOREGROUND_TAB,
                       content::PAGE_TRANSITION_LINK,
                       false));
   bubble_->Close();
 }
 
 }  // namespace
 
-namespace browser {
+namespace chrome {
 
 void ShowPageInfoBubble(gfx::NativeWindow parent,
                         WebContents* web_contents,
                         const GURL& url,
                         const SSLStatus& ssl,
                         bool show_history,
                         content::PageNavigator* navigator) {
   new PageInfoBubbleGtk(
       parent, web_contents, url, ssl, show_history, navigator);
 }
 
-}  // namespace browser
+}  // namespace chrome