Undo in memory changes made by an update job if the commit to disk fails. Provide a more clear error message when the commit fails due to exceeding the quota.

TEST=MasterEntryFailStoreNewestCacheTest
BUG=50985
Review URL: http://codereview.chromium.org/2836075

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@54667 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 5 insertions, 1 deletions

diff --git a/webkit/appcache/appcache_update_job.h b/webkit/appcache/appcache_update_job.h
index ff6452c..d4a7d40 100644
--- a/webkit/appcache/appcache_update_job.h
+++ b/webkit/appcache/appcache_update_job.h
@@ -104,7 +104,7 @@ class AppCacheUpdateJob : public URLRequest::Delegate,
   void OnResponseInfoLoaded(AppCacheResponseInfo* response_info,
                             int64 response_id);
   void OnGroupAndNewestCacheStored(AppCacheGroup* group, AppCache* newest_cache,
-                                   bool success);
+                                   bool success, bool would_exceed_quota);
   void OnGroupMadeObsolete(AppCacheGroup* group, bool success);
 
   // Methods for AppCacheHost::Observer.
@@ -263,6 +263,10 @@ class AppCacheUpdateJob : public URLRequest::Delegate,
   std::string loaded_manifest_data_;
   scoped_ptr<AppCacheResponseReader> manifest_response_reader_;
 
+  // New master entries added to the cache by this job, used to cleanup
+  // in error conditions.
+  std::vector<GURL> added_master_entries_;
+
   // Response ids stored by this update job, used to cleanup in
   // error conditions.
   std::vector<int64> stored_response_ids_;