GET_CHANNEL_OPENER_ID  158 chrome/browser/extensions/api/messaging/message_service.cc   DCHECK_EQ(GET_CHANNEL_OPENER_ID(channel_id), port1_id);
GET_CHANNEL_OPENER_ID  606 chrome/browser/extensions/api/messaging/message_service.cc       CloseChannelImpl(current, GET_CHANNEL_OPENER_ID(current->first),