Minor refactoring

Signal/src/ViewControllers/ConversationView/ConversationViewController.m

@@ -425,7 +425,7 @@ typedef enum : NSUInteger {
                                                  name:NSNotification.threadSessionRestoreDevicesChanged
                                                object:nil];
     [[NSNotificationCenter defaultCenter] addObserver:self
-                                              selector:@selector(handleGroupThreadUpdated:)
+                                              selector:@selector(handleGroupThreadUpdatedNotification:)
                                                   name:NSNotification.groupThreadUpdated
                                                 object:nil];
     [[NSNotificationCenter defaultCenter] addObserver:self
@@ -511,7 +511,7 @@ typedef enum : NSUInteger {
     [self ensureBannerState];
 }
 
-- (void)handleGroupThreadUpdated:(NSNotification *)notification
+- (void)handleGroupThreadUpdatedNotification:(NSNotification *)notification
 {
     OWSAssertIsOnMainThread();
     

SignalServiceKit/src/Contacts/Threads/TSGroupThread.m

@@ -237,8 +237,7 @@ NSString *const TSGroupThread_NotificationKey_UniqueId = @"TSGroupThread_Notific
     self.groupModel = newGroupModel;
     [self saveWithTransaction:transaction];
 
-    [transaction addCompletionQueue:dispatch_get_main_queue()
+    [transaction addCompletionQueue:dispatch_get_main_queue() completionBlock:^{
-                    completionBlock:^{
         [NSNotificationCenter.defaultCenter postNotificationName:NSNotification.groupThreadUpdated object:self.uniqueId];
     }];
 }
@@ -261,8 +260,7 @@ NSString *const TSGroupThread_NotificationKey_UniqueId = @"TSGroupThread_Notific
     self.groupModel.groupMemberIds = newGroupMemberIDs.allObjects;
     [self saveWithTransaction:transaction];
 
-    [transaction addCompletionQueue:dispatch_get_main_queue()
+    [transaction addCompletionQueue:dispatch_get_main_queue() completionBlock:^{
-                    completionBlock:^{
         [NSNotificationCenter.defaultCenter postNotificationName:NSNotification.groupThreadUpdated object:self.uniqueId];
     }];
 }

SignalServiceKit/src/Loki/Utilities/Notification+Loki.swift

@@ -4,7 +4,7 @@ public extension Notification.Name {
     // State changes
     public static let contactOnlineStatusChanged = Notification.Name("contactOnlineStatusChanged")
     public static let threadFriendRequestStatusChanged = Notification.Name("threadFriendRequestStatusChanged")
-    public static let groupThreadUpdated = Notification.Name("groupThreadLeft")
+    public static let groupThreadUpdated = Notification.Name("groupThreadUpdated")
     public static let messageFriendRequestStatusChanged = Notification.Name("messageFriendRequestStatusChanged")
     public static let threadDeleted = Notification.Name("threadDeleted")
     public static let threadSessionRestoreDevicesChanged = Notification.Name("threadSessionRestoreDevicesChanged")