IndexedDB: Fixed support for empty blobs.

content/public/browser/indexed_db_context.h

Index: content/public/browser/indexed_db_context.h
diff --git a/content/public/browser/indexed_db_context.h b/content/public/browser/indexed_db_context.h
index 136c30c3a25c164b882ad8ff32c84bd38bc34524..197fa7e3c2491c549e546a2767cb0026a01d107b 100644
--- a/content/public/browser/indexed_db_context.h
+++ b/content/public/browser/indexed_db_context.h
@@ -30,6 +30,7 @@ class IndexedDBContext : public base::RefCountedThreadSafe<IndexedDBContext> {
   // Methods used in response to QuotaManager requests.
   virtual std::vector<IndexedDBInfo> GetAllOriginsInfo() = 0;
   virtual int64 GetOriginDiskUsage(const GURL& origin_url) = 0;
+  virtual int GetOriginBlobFileCount(const GURL& origin_url) = 0;

[michaeln, 2015/03/06 22:31:38]

It looks like this virtual method may not be needed? I think this is only used
for the browser test which knows all about the concrete impl class.

[cmumford, 2015/03/09 20:05:48]

Correct - fixed.

 
   // Deletes all indexed db files for the given origin.
   virtual void DeleteForOrigin(const GURL& origin_url) = 0;