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

content/browser/service_worker/service_worker_storage.cc

Index: content/browser/service_worker/service_worker_storage.cc
diff --git a/content/browser/service_worker/service_worker_storage.cc b/content/browser/service_worker/service_worker_storage.cc
index 54eacd657f51bf4593d953a1f8bdf61a97cf6656..69c6448aef8566b09182ba2be5a226f45bd0ddf0 100644
--- a/content/browser/service_worker/service_worker_storage.cc
+++ b/content/browser/service_worker/service_worker_storage.cc
@@ -457,6 +457,16 @@ void ServiceWorkerStorage::StoreRegistration(
                             callback)));
 
   registration->set_is_deleted(false);
+
+  // TODO(dmurph): Add correct byte delta.
+  if (quota_manager_proxy_.get() != nullptr) {

[michaeln, 2014/10/14 00:50:31]

nit: don't need to comparison to nullptr

[dmurph, 2014/10/14 21:04:50]

Done.

+    // Can be nullptr in tests.
+    quota_manager_proxy_->NotifyStorageModified(
+        storage::QuotaClient::kServiceWorker,
+        registration->pattern().GetOrigin(),
+        storage::StorageType::kStorageTypeTemporary,
+        0);
+  }
 }
 
 void ServiceWorkerStorage::UpdateToActiveState(