Fix or mark enum conversions

Reviewed By: adamjernst

Differential Revision: D8077375

fbshipit-source-id: 804ef985a773c7e1af6b7aa690790f57b10368f7

Author: Sean Nicolay

React/Views/RCTShadowView.m

@@ -9,6 +9,7 @@
 
 #import "RCTConvert.h"
 #import "RCTI18nUtil.h"
+#import "RCTLayout.h"
 #import "RCTLog.h"
 #import "RCTShadowView+Layout.h"
 #import "RCTUtils.h"
@@ -354,7 +355,7 @@ - (CGSize)sizeThatFitsMinimumSize:(CGSize)minimumSize maximumSize:(CGSize)maximu
     constraintYogaNode,
     YGUndefined,
     YGUndefined,
-    self.layoutMetrics.layoutDirection
+    RCTYogaLayoutDirectionFromUIKitLayoutDirection(self.layoutMetrics.layoutDirection)
   );
 
   CGSize measuredSize = (CGSize){