@Override
  public int getDSFID() {
    return PR_REMOVE_INDEXES_MESSAGE;
  }
Sends this RemoveIndexesMessage to all the participating members in the system.

@param pr prartitioned region to remove the index on.
@return PartitionResponse indicating sucessful remove index
geode-core/src/main/java/org/apache/geode/internal/cache/partitioned/RemoveIndexesMessage.java