[IndexedDB] Hold referenced to IDB::put blobs in the IDBRequest

content/browser/blob_storage/blob_dispatcher_host.cc

Index: content/browser/blob_storage/blob_dispatcher_host.cc
diff --git a/content/browser/blob_storage/blob_dispatcher_host.cc b/content/browser/blob_storage/blob_dispatcher_host.cc
index bea813ddc5c4f7abdfc20eccc633918fb790b792..e21cf8b48b91071550f18e76db7cba7b1f0c4a45 100644
--- a/content/browser/blob_storage/blob_dispatcher_host.cc
+++ b/content/browser/blob_storage/blob_dispatcher_host.cc
@@ -70,6 +70,11 @@ BlobDispatcherHost::~BlobDispatcherHost() {
   ClearHostFromBlobStorageContext();
 }
 
+void BlobDispatcherHost::AckBlobRecievedFromIDB(const std::string& uuid) {
+  DCHECK_CURRENTLY_ON(BrowserThread::IO);
+  OnDecrementBlobRefCount(uuid);
+}
+
 void BlobDispatcherHost::OnChannelClosing() {
   ClearHostFromBlobStorageContext();
   public_blob_urls_.clear();