Remove a bunch of unused includes from desktop_notification_service.cc.

chrome/browser/notifications/desktop_notification_service.cc

Index: chrome/browser/notifications/desktop_notification_service.cc
diff --git a/chrome/browser/notifications/desktop_notification_service.cc b/chrome/browser/notifications/desktop_notification_service.cc
index 62f0750d3ba97a0c99c545c09cad5295dbdcbdbf..585ac4ac701b35a8d1803d509a98833b47abdb65 100644
--- a/chrome/browser/notifications/desktop_notification_service.cc
+++ b/chrome/browser/notifications/desktop_notification_service.cc
@@ -8,27 +8,18 @@
 #include "base/metrics/histogram.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/utf_string_conversions.h"
-#include "base/threading/thread.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/notifications/desktop_notification_profile_util.h"
-#include "chrome/browser/notifications/desktop_notification_service_factory.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/notifications/notification_object_proxy.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
-#include "chrome/browser/notifications/sync_notifier/chrome_notifier_service.h"
-#include "chrome/browser/notifications/sync_notifier/chrome_notifier_service_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/pref_names.h"
-#include "chrome/common/url_constants.h"
 #include "components/content_settings/core/common/permission_request_id.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/desktop_notification_delegate.h"
-#include "content/public/browser/notification_service.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/web_contents.h"
 #include "content/public/common/show_desktop_notification_params.h"
 #include "ui/base/webui/web_ui_util.h"
 #include "ui/message_center/notifier_settings.h"
@@ -47,10 +38,7 @@
 #include "extensions/common/extension_set.h"
 #endif
 
-using blink::WebTextDirection;
 using content::BrowserThread;
-using content::RenderViewHost;
-using content::WebContents;
 using message_center::NotifierId;
 
 namespace {
@@ -89,7 +77,7 @@ std::string DesktopNotificationService::AddIconNotification(
                             message,
                             icon,
                             blink::WebTextDirectionDefault,
-                            message_center::NotifierId(origin_url),
+                            NotifierId(origin_url),
                             base::string16(),
                             replace_id,
                             message_center::RichNotificationData(),