Track which IndexedDBBackingStores have been opened since boot.

content/browser/indexed_db/indexed_db_backing_store.cc

Index: content/browser/indexed_db/indexed_db_backing_store.cc
diff --git a/content/browser/indexed_db/indexed_db_backing_store.cc b/content/browser/indexed_db/indexed_db_backing_store.cc
index d79407aec9d809ca91a8faf2b8da9ee8c1ee63e5..fb8b612d81c3686183975255ed631f9b26c0a565 100644
--- a/content/browser/indexed_db/indexed_db_backing_store.cc
+++ b/content/browser/indexed_db/indexed_db_backing_store.cc
@@ -506,20 +506,24 @@ scoped_refptr<IndexedDBBackingStore> IndexedDBBackingStore::Open(
     IndexedDBFactory* indexed_db_factory,
     const GURL& origin_url,
     const base::FilePath& path_base,
+    net::URLRequestContext* request_context,
     blink::WebIDBDataLoss* data_loss,
     std::string* data_loss_message,
     bool* disk_full,
-    base::TaskRunner* task_runner) {
+    base::TaskRunner* task_runner,
+    bool clean_journal) {
   *data_loss = blink::WebIDBDataLossNone;
   DefaultLevelDBFactory leveldb_factory;
   return IndexedDBBackingStore::Open(indexed_db_factory,
                                      origin_url,
                                      path_base,
+                                     request_context,
                                      data_loss,
                                      data_loss_message,
                                      disk_full,
                                      &leveldb_factory,
-                                     task_runner);
+                                     task_runner,
+                                     clean_journal);
 }
 
 static std::string OriginToCustomHistogramSuffix(const GURL& origin_url) {
@@ -655,11 +659,13 @@ scoped_refptr<IndexedDBBackingStore> IndexedDBBackingStore::Open(
     IndexedDBFactory* indexed_db_factory,
     const GURL& origin_url,
     const base::FilePath& path_base,
+    net::URLRequestContext* request_context,

[cmumford, 2014/04/29 16:08:34]

Why add these two unused parameters to this version of the function?

[ericu, 2014/04/29 18:24:19]

Now that I've committed blob_writer and merged out, you can see that the first
one's not unused.  The second one will signal the need to clean up the live blob
journal in a forthcoming CL.

     blink::WebIDBDataLoss* data_loss,
     std::string* data_loss_message,
     bool* is_disk_full,
     LevelDBFactory* leveldb_factory,
-    base::TaskRunner* task_runner) {
+    base::TaskRunner* task_runner,
+    bool clean_journal) {
   IDB_TRACE("IndexedDBBackingStore::Open");
   DCHECK(!path_base.empty());
   *data_loss = blink::WebIDBDataLossNone;