Added non-class-scanning-based approach fror registering js methods

React/Base/RCTTouchHandler.m

@@ -200,10 +200,7 @@ typedef NS_ENUM(NSInteger, RCTTouchEventType) {
   reactTouch[@"timestamp"] =  @(nativeTouch.timestamp * 1000); // in ms, for JS
 }
 
-+ (NSArray *)JSMethods
-{
-  return @[@"RCTEventEmitter.receiveTouches"];
-}
+RCT_IMPORT_METHOD(RCTEventEmitter, receiveTouches);
 
 /**
  * Constructs information about touch events to send across the serialized