content: Remove unnecessary content:: from Notification classes.

content/public/browser/notification_registrar.cc

Index: content/public/browser/notification_registrar.cc
diff --git a/content/public/browser/notification_registrar.cc b/content/public/browser/notification_registrar.cc
index d539902738094d886ae6657e45104649081774f7..1c4004d038f89e92c53356d97d37b0136db56065 100644
--- a/content/public/browser/notification_registrar.cc
+++ b/content/public/browser/notification_registrar.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
@@ -28,7 +28,7 @@ struct NotificationRegistrar::Record {
 
   NotificationObserver* observer;
   int type;
-  content::NotificationSource source;
+  NotificationSource source;
   base::PlatformThreadId thread_id;
 };
 
@@ -54,7 +54,7 @@ NotificationRegistrar::~NotificationRegistrar() {
 
 void NotificationRegistrar::Add(NotificationObserver* observer,
                                 int type,
-                                const content::NotificationSource& source) {
+                                const NotificationSource& source) {
   DCHECK(!IsRegistered(observer, type, source)) << "Duplicate registration.";
 
   Record record = { observer, type, source, base::PlatformThread::CurrentId() };
@@ -65,7 +65,7 @@ void NotificationRegistrar::Add(NotificationObserver* observer,
 
 void NotificationRegistrar::Remove(NotificationObserver* observer,
                                    int type,
-                                   const content::NotificationSource& source) {
+                                   const NotificationSource& source) {
   if (!IsRegistered(observer, type, source)) {
     NOTREACHED() << "Trying to remove unregistered observer of type " <<
         type << " from list of size " << registered_.size() << ".";
@@ -114,10 +114,9 @@ bool NotificationRegistrar::IsEmpty() const {
   return registered_.empty();
 }
 
-bool NotificationRegistrar::IsRegistered(
-    NotificationObserver* observer,
-    int type,
-    const content::NotificationSource& source) {
+bool NotificationRegistrar::IsRegistered(NotificationObserver* observer,
+                                         int type,
+                                         const NotificationSource& source) {
   Record record = { observer, type, source };
   return std::find(registered_.begin(), registered_.end(), record) !=
       registered_.end();