[DBAgent] Remove the 2nd paramter from fixupIndexes().

The second paramter: indexDefArray is also in tableProfile.
So it's redundant.
[DBTables::TableSetupInfo] Remove an unused member: indexDefArray.

The member is also in TableProfile and it's is already used.
Merge pull request #414 from project-hatohol/cleanup-index-def-array

Cleanup index def array