remove old indexeddb support.
remove old indexeddb support.

yathit/ydn-db,kakadiya91/ydn-db,yathit/ydn-db,kakadiya91/ydn-db,kakadiya91/ydn-db,yathit/ydn-db,kakadiya91/ydn-db,yathit/ydn-db,yathit/ydn-db,kakadiya91/ydn-db