vector-im/element-ios/issues/4899 - Fixed various localization issues.

Riot/Modules/Integrations/Widgets/WidgetViewController.h

@@ -99,12 +99,4 @@
  */
 - (void)sendError:(NSString*)message toRequest:(NSString*)requestId;
 
-/**
- Send a localised message error to a request from the widget.
-
- @param errorKey the string id of the message error.
- @param requestId the id of the widget request.
- */
-- (void)sendLocalisedError:(NSString*)errorKey toRequest:(NSString*)requestId;
-
 @end

Riot/Modules/Integrations/Widgets/WidgetViewController.m

@@ -582,12 +582,6 @@ NSString *const kJavascriptSendResponseToPostMessageAPI = @"riotIOS.sendResponse
                        toRequest:requestId];
 }
 
-- (void)sendLocalisedError:(NSString*)errorKey toRequest:(NSString*)requestId
-{
-    [self sendError:NSLocalizedStringFromTable(errorKey, @"Vector", nil) toRequest:requestId];
-}
-
-
 #pragma mark - Private methods
 
 - (NSString *)stringByReplacingScalarTokenInString:(NSString*)string byScalarToken:(NSString*)scalarToken