Use unique id for both root and hosting views

Summary: Same as D19600721, but supports hosting views too.

Reviewed By: cuva

Differential Revision: D19949935

fbshipit-source-id: 4490b03aff9f6d00003cf59468081cc3a4fef598

iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentHostingViewDescriptor.mm

@@ -29,7 +29,9 @@
 }
 
 - (id)childForNode:(CKComponentHostingView*)node atIndex:(NSUInteger)index {
-  return [SKComponentLayoutWrapper newFromRoot:node];
+  return [SKComponentLayoutWrapper
+      newFromRoot:node
+        parentKey:[NSString stringWithFormat:@"%@.", node.uniqueIdentifier]];
 }
 
 - (void)setHighlighted:(BOOL)highlighted forNode:(CKComponentHostingView*)node {

iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentLayoutWrapper.h

@@ -24,7 +24,6 @@
 @property(nonatomic, readonly) BOOL isFlexboxChild;
 @property(nonatomic, readonly) CKFlexboxComponentChild flexboxChild;
 
-+ (instancetype)newFromRoot:(id<CKInspectableView>)root;
 + (instancetype)newFromRoot:(id<CKInspectableView>)root
                   parentKey:(NSString*)parentKey;
 

iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentLayoutWrapper.mm

@@ -47,10 +47,6 @@ static CKFlexboxComponentChild findFlexboxLayoutParams(
 
 @implementation SKComponentLayoutWrapper
 
-+ (instancetype)newFromRoot:(id<CKInspectableView>)root {
-  return [self newFromRoot:root parentKey:@""];
-}
-
 + (instancetype)newFromRoot:(id<CKInspectableView>)root
                   parentKey:(NSString*)parentKey {
   const CKComponentLayout layout = [root mountedLayout];

iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentRootViewDescriptor.mm

@@ -33,11 +33,9 @@
 }
 
 - (id)childForNode:(CKComponentRootView*)node atIndex:(NSUInteger)index {
-  auto const attachState = CKGetAttachStateForView(node);
   return [SKComponentLayoutWrapper
       newFromRoot:node
-        parentKey:[NSString
-                      stringWithFormat:@"%d.", attachState.scopeIdentifier]];
+        parentKey:[NSString stringWithFormat:@"%@.", node.uniqueIdentifier]];
 }
 
 - (NSArray<SKNamed<NSDictionary*>*>*)dataForNode:(CKComponentRootView*)node {