Move gcm-independent parts of push messaging out of gcm namespace and directory

chrome/browser/push_messaging/push_messaging_permission_context.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
+// Copyright 2015 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_SERVICES_GCM_PUSH_MESSAGING_PERMISSION_CONTEXT_H_
-#define CHROME_BROWSER_SERVICES_GCM_PUSH_MESSAGING_PERMISSION_CONTEXT_H_
+#ifndef CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_PERMISSION_CONTEXT_H_
+#define CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_PERMISSION_CONTEXT_H_
 
 #include "chrome/browser/content_settings/permission_context_base.h"
 
 #include "components/content_settings/core/common/content_settings_types.h"
 
 class PermissionRequestID;
 class Profile;
 
-namespace gcm {
-
 // Permission context for push messages.
 class PushMessagingPermissionContext : public PermissionContextBase {
  public:
   explicit PushMessagingPermissionContext(Profile* profile);
   ~PushMessagingPermissionContext() override;
 
   // PermissionContextBase:
   ContentSetting GetPermissionStatus(
       const GURL& requesting_origin,
       const GURL& embedding_origin) const override;
@@ skipping 24 matching lines @@
 
   Profile* profile_;
 
   // Must be the last member, to ensure that it will be
   // destroyed first, which will invalidate weak pointers
   base::WeakPtrFactory<PushMessagingPermissionContext> weak_factory_ui_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(PushMessagingPermissionContext);
 };
 
-}  // namespace gcm
-#endif  // CHROME_BROWSER_SERVICES_GCM_PUSH_MESSAGING_PERMISSION_CONTEXT_H_
+#endif  // CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_PERMISSION_CONTEXT_H_