Fix message deletion

Signal/src/Models/MessageActions.swift

@@ -42,7 +42,7 @@ struct MessageActionBuilder {
     static func deleteMessage(conversationViewItem: ConversationViewItem, delegate: MessageActionsDelegate) -> MenuAction {
         return MenuAction(image: #imageLiteral(resourceName: "ic_trash"),
                           title: NSLocalizedString("MESSAGE_ACTION_DELETE_MESSAGE", comment: "Action sheet button title"),
-                          subtitle: NSLocalizedString("MESSAGE_ACTION_DELETE_MESSAGE_SUBTITLE", comment: "Action sheet button subtitle"),
+                          subtitle: nil,
                           block: { (_) in
                             conversationViewItem.deleteAction()
         })

Signal/src/ViewControllers/ConversationView/ConversationViewItem.m

@@ -1186,7 +1186,7 @@ NSString *NSStringForOWSMessageCellType(OWSMessageCellType cellType)
         
         // Delete the message
         BOOL isSentByUser = (interationType == OWSInteractionType_OutgoingMessage);
-        [[LKGroupChatAPI deleteMessageWithID:message.isGroupChatMessage forGroup:LKGroupChatAPI.publicChatServerID onServer:LKGroupChatAPI.publicChatServer isSentByUser:isSentByUser].catch(^(NSError *error) {
+        [[LKGroupChatAPI deleteMessageWithID:message.groupChatMessageID forGroup:LKGroupChatAPI.publicChatServerID onServer:LKGroupChatAPI.publicChatServer isSentByUser:isSentByUser].catch(^(NSError *error) {
             // Roll back
             [self.interaction save];
         }) retainUntilComplete];