Move prefs-related files under chrome/browser/ into a prefs/ subdir.

chrome/browser/gtk/browser_window_gtk.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_BROWSER_GTK_BROWSER_WINDOW_GTK_H_
 #define CHROME_BROWSER_GTK_BROWSER_WINDOW_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 
 #include <map>
 
 #include "app/active_window_watcher_x.h"
 #include "app/gtk_signal.h"
 #include "app/x11_util.h"
 #include "base/scoped_ptr.h"
 #include "base/timer.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_window.h"
-#include "chrome/browser/pref_member.h"
+#include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/common/notification_registrar.h"
 #include "gfx/rect.h"
 
 class BookmarkBarGtk;
 class Browser;
 class BrowserTitlebar;
 class BrowserToolbarGtk;
 class CustomDrawButton;
 class DownloadShelfGtk;
@@ skipping 401 matching lines @@
 
   // The accelerator group used to handle accelerators, owned by this object.
   GtkAccelGroup* accel_group_;
 
   scoped_ptr<FullscreenExitBubbleGtk> fullscreen_exit_bubble_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserWindowGtk);
 };
 
 #endif  // CHROME_BROWSER_GTK_BROWSER_WINDOW_GTK_H_