Fix column name escape for websql compound index.
Fix column name escape for websql compound index.

Escaping column name for count and clear by range query was only done
for primary key, not for index key.

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