Generic solution for live editing

Summary: Preparation for making components live editable

Reviewed By: kevin0571

Differential Revision: D16379961

fbshipit-source-id: d0ea3d753eb588fe7b55f2345124427b4a5a58b5

iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutPlugin/SKNodeDescriptor.mm

@@ -33,6 +33,11 @@
   @throw [NSString stringWithFormat:@"need to implement %@", NSStringFromSelector(_cmd)];
 }
 
+- (NSString *)identifierForInvalidation:(id)node
+{
+  return [self identifierForNode:node];
+}
+
 - (NSString *)nameForNode:(id)node {
   return NSStringFromClass([node class]);
 }