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

chrome/browser/views/options/fonts_languages_window_view.cc

 // Copyright (c) 2006-2008 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 "chrome/browser/views/options/fonts_languages_window_view.h"
 
 #include "app/l10n_util.h"
-#include "chrome/browser/pref_service.h"
+#include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/views/options/fonts_page_view.h"
 #include "chrome/browser/views/options/languages_page_view.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/pref_names.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 #include "views/controls/tabbed_pane/tabbed_pane.h"
 #include "views/window/window.h"
@@ skipping 107 matching lines @@
   // If there's already an existing fonts and language window, activate it and
   // switch to the specified page.
   // TODO(beng): note this is not multi-simultaneous-profile-safe. When we care
   //             about this case this will have to be fixed.
   if (!instance_) {
     instance_ = new FontsLanguagesWindowView(profile);
     views::Window::CreateChromeWindow(window, gfx::Rect(), instance_);
   }
   instance_->ShowTabPage(page);
 }