|  | @@ -307,6 +307,8 @@ static NSMutableDictionary *callFlags;
 | 
	
		
			
				|  |  |      [_wrappedCall startBatchWithOperations:@[op]
 | 
	
		
			
				|  |  |                                errorHandler:errorHandler];
 | 
	
		
			
				|  |  |    } else {
 | 
	
		
			
				|  |  | +    // Ignored errorHandler since it is the same as the one for GRPCOpSendClose.
 | 
	
		
			
				|  |  | +    // TODO (mxyan): unify the error handlers of all Ops into a single closure.
 | 
	
		
			
				|  |  |      [_unaryOpBatch addObject:op];
 | 
	
		
			
				|  |  |    }
 | 
	
		
			
				|  |  |  }
 |