[ServiceWorker] Added size deltas and total size computation for QuotaM.

content/browser/service_worker/service_worker_storage_unittest.cc

Index: content/browser/service_worker/service_worker_storage_unittest.cc
diff --git a/content/browser/service_worker/service_worker_storage_unittest.cc b/content/browser/service_worker/service_worker_storage_unittest.cc
index cc65c34d03313f911b3d8c3d65059893adb82997..cbe0b59a2622d594b5777c1585e3f310899feeeb 100644
--- a/content/browser/service_worker/service_worker_storage_unittest.cc
+++ b/content/browser/service_worker/service_worker_storage_unittest.cc
@@ -465,6 +465,7 @@ TEST_F(ServiceWorkerStorageTest, InstallingRegistrationsAreFindable) {
   const GURL kDocumentUrl("http://www.test.not/scope/document.html");
   const int64 kRegistrationId = 0;
   const int64 kVersionId = 0;
+  const int64 kWorkerSize = 12592;
 
   scoped_refptr<ServiceWorkerRegistration> found_registration;
 
@@ -472,6 +473,7 @@ TEST_F(ServiceWorkerStorageTest, InstallingRegistrationsAreFindable) {
   scoped_refptr<ServiceWorkerRegistration> live_registration =
       new ServiceWorkerRegistration(
           kScope, kRegistrationId, context_ptr_);
+  live_registration->set_resources_total_size_bytes(kWorkerSize);
   scoped_refptr<ServiceWorkerVersion> live_version =
       new ServiceWorkerVersion(
           live_registration.get(), kScript, kVersionId, context_ptr_);
@@ -518,6 +520,8 @@ TEST_F(ServiceWorkerStorageTest, InstallingRegistrationsAreFindable) {
 
   GetAllRegistrations(&all_registrations);
   EXPECT_EQ(1u, all_registrations.size());
+  ServiceWorkerRegistrationInfo info = all_registrations[0];
+  EXPECT_EQ(kWorkerSize, info.stored_version_size_bytes);

[michaeln, 2014/10/31 23:10:58]

This test hits the case where the ServiceWorkerRegistration instance is sitting
memory, but this doesn't cover the case where the data is read from the db.

[dmurph, 2014/10/31 23:41:02]

Done.

   all_registrations.clear();
 
   // Notify storage of installation no longer happening.