Added quota client for serviceworker. Enables 'clear past <time> data'.

content/browser/service_worker/service_worker_context_wrapper.h

 // Copyright 2013 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 CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_WRAPPER_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_WRAPPER_H_
 
 #include <vector>
 
 #include "base/files/file_path.h"
@@ skipping 56 matching lines @@
   // ServiceWorkerContext implementation:
   virtual void RegisterServiceWorker(
       const GURL& pattern,
       const GURL& script_url,
       const ResultCallback& continuation) OVERRIDE;
   virtual void UnregisterServiceWorker(const GURL& pattern,
                                        const ResultCallback& continuation)
       OVERRIDE;
   virtual void Terminate() OVERRIDE;
   virtual void GetAllOriginsInfo(const GetUsageInfoCallback& callback) OVERRIDE;
+  // Callback is called on the IO thread.
+  void DeleteForOrigin(const GURL& origin_url, const ResultCallback& done);

[jsbell, 2014/10/08 19:26:41]

`done` is a bit unusual - it should probably be a noun. Usually `continuation`,
`callback` or `done_callback`.

[dmurph, 2014/10/11 00:02:26]

Done.

   virtual void DeleteForOrigin(const GURL& origin_url) OVERRIDE;
 
   void AddObserver(ServiceWorkerContextObserver* observer);
   void RemoveObserver(ServiceWorkerContextObserver* observer);
 
   bool is_incognito() const { return is_incognito_; }
 
   // The URLRequestContext doesn't exist until after the StoragePartition is
   // made (which is after this object is made). This function must be called
   // after this object is created but before any ServiceWorkerCache operations.
@@ skipping 18 matching lines @@
       storage::QuotaManagerProxy* quota_manager_proxy);
   void ShutdownOnIO();
 
   void DidDeleteAndStartOver(ServiceWorkerStatusCode status);
 
   void DidGetAllRegistrationsForGetAllOrigins(
       const GetUsageInfoCallback& callback,
       const std::vector<ServiceWorkerRegistrationInfo>& registrations);
   void DidGetAllRegistrationsForDeleteForOrigin(
       const GURL& origin,
+      const ResultCallback& done,

[jsbell, 2014/10/08 19:26:41]

nit: callbacks usually come first or last... is there a reason to have it in the
middle?

[dmurph, 2014/10/11 00:02:26]

Done.

       const std::vector<ServiceWorkerRegistrationInfo>& registrations);
 
   const scoped_refptr<ObserverListThreadSafe<ServiceWorkerContextObserver> >
       observer_list_;
   const scoped_ptr<ServiceWorkerProcessManager> process_manager_;
   // Cleared in Shutdown():
   scoped_ptr<ServiceWorkerContextCore> context_core_;
 
   // Initialized in Init(); true of the user data directory is empty.
   bool is_incognito_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_WRAPPER_H_