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

content/browser/service_worker/service_worker_context_core.h

Index: content/browser/service_worker/service_worker_context_core.h
diff --git a/content/browser/service_worker/service_worker_context_core.h b/content/browser/service_worker/service_worker_context_core.h
index 0de4f3d21a476596e6b27421e87141e5f2a8c1da..762fb9b5442b5224efdf5a0a508f2046c1765d72 100644
--- a/content/browser/service_worker/service_worker_context_core.h
+++ b/content/browser/service_worker/service_worker_context_core.h
@@ -151,11 +151,6 @@
                              const RegistrationCallback& callback);
   void UnregisterServiceWorker(const GURL& pattern,
                                const UnregistrationCallback& callback);
-  // Callback is called issued after all unregistrations occur.  The Status
-  // is populated as SERVICE_WORKER_OK if all succeed, or SERVICE_WORKER_FAILED
-  // if any did not succeed.
-  void UnregisterServiceWorkers(const GURL& origin,
-                                const UnregistrationCallback& callback);
   void UpdateServiceWorker(ServiceWorkerRegistration* registration);
 
   // This class maintains collections of live instances, this class
@@ -204,11 +199,6 @@
   void UnregistrationComplete(const GURL& pattern,
                               const UnregistrationCallback& callback,
                               ServiceWorkerStatusCode status);
-
-  void DidGetAllRegistrationsForUnregisterForOrigin(
-      const UnregistrationCallback& result,
-      const GURL& origin,
-      const std::vector<ServiceWorkerRegistrationInfo>& registrations);
 
   base::WeakPtrFactory<ServiceWorkerContextCore> weak_factory_;
   // It's safe to store a raw pointer instead of a scoped_refptr to |wrapper_|