protected static void deleteTableDescriptorCache(final MasterProcedureEnv env,
    final TableName tableName) throws IOException {
    LOG.debug("Removing '" + tableName + "' descriptor.");
    env.getMasterServices().getTableDescriptors().remove(tableName);
  }
There may be items for this table still up in hbase:meta in the case where the info:regioninfo
column was empty because of some write error. Remove ALL rows from hbase:meta that have to do
with this table.
<p/>
See HBASE-12980.
hbase-server/src/main/java/org/apache/hadoop/hbase/master/procedure/DeleteTableProcedure.java