Get rid of user-level styles.

chrome/browser/ui/prefs/prefs_tab_helper.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 "chrome/browser/ui/prefs/prefs_tab_helper.h"
 
 #include <string>
 
 #include "base/prefs/overlay_user_pref_store.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/renderer_preferences_util.h"
-#include "chrome/browser/user_style_sheet_watcher.h"
-#include "chrome/browser/user_style_sheet_watcher_factory.h"
 #include "chrome/common/pref_font_webkit_names.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/pref_names_util.h"
 #include "components/user_prefs/pref_registry_syncable.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/locale_settings.h"
 #include "grit/platform_locale_settings.h"
@@ skipping 305 matching lines @@
                                   webkit_callback);
     RegisterFontFamilyMapObserver(&pref_change_registrar_,
                                   prefs::kWebKitPictographFontFamilyMap,
                                   webkit_callback);
 #endif  // !defined(OS_ANDROID)
   }
 
   renderer_preferences_util::UpdateFromSystemSettings(
       web_contents_->GetMutableRendererPrefs(), GetProfile());
 
-#if !defined(OS_ANDROID)
-  UserStyleSheetWatcher* uss =
-      UserStyleSheetWatcherFactory::GetForProfile(GetProfile());
-  if (uss) {
-    style_sheet_subscription_ = uss->RegisterOnStyleSheetUpdatedCallback(
-        base::Bind(&PrefsTabHelper::UpdateWebPreferences,
-                   weak_ptr_factory_.GetWeakPtr()));
-  }
-#endif
 #if defined(OS_POSIX) && !defined(OS_MACOSX) && defined(ENABLE_THEMES)
   registrar_.Add(this, chrome::NOTIFICATION_BROWSER_THEME_CHANGED,
                  content::Source<ThemeService>(
                      ThemeServiceFactory::GetForProfile(GetProfile())));
 #endif
 #if defined(USE_AURA)
   registrar_.Add(this,
                  chrome::NOTIFICATION_BROWSER_FLING_CURVE_PARAMETERS_CHANGED,
                  content::NotificationService::AllSources());
 #endif
@@ skipping 219 matching lines @@
       WebPreferences web_prefs =
           web_contents_->GetRenderViewHost()->GetWebkitPreferences();
       OverrideFontFamily(&web_prefs, generic_family, script, std::string());
       web_contents_->GetRenderViewHost()->UpdateWebkitPreferences(web_prefs);
       return;
     }
   }
 
   UpdateWebPreferences();
 }