Adding @CountEnum to simple enums in xplat/js

Summary: Using The Count to transform enums to ints in production builds: https://our.intern.facebook.com/intern/wiki/Android-java-transforms/the-count/

Reviewed By: achen1

Differential Revision: D9614432

fbshipit-source-id: 1b1a197ad8f4962712d6006ab07b3beb3eaf2432

ReactAndroid/src/main/java/com/facebook/react/common/LifecycleState.java

@@ -7,6 +7,8 @@
 
 package com.facebook.react.common;
 
+import com.facebook.thecount.api.CountEnum;
+
 /**
  * Lifecycle state for an Activity. The state right after pause and right before resume are the
  * basically the same so this enum is in terms of the forward lifecycle progression (onResume, etc).
@@ -18,6 +20,7 @@ package com.facebook.react.common;
  * STARTED,
  * RESUMED
  */
+@CountEnum
 public enum LifecycleState {
   BEFORE_CREATE,
   BEFORE_RESUME,