Update Fabric to suport onEnter/onExit/onMove events

Summary:
This diff updates the internals of Fabric to add support for onEnter/onExit/onMove events.

changelog: [internal] internal

Reviewed By: javache

Differential Revision: D32253128

fbshipit-source-id: 5b30e927bda0328ba1332801f66a6caba77f949b

Author: mdvacca

ReactCommon/react/renderer/components/view/ViewProps.cpp

@@ -125,6 +125,24 @@ ViewProps::ViewProps(
           "onLayout",
           sourceProps.onLayout,
           {})),
+      pointerEnter(convertRawProp(
+          context,
+          rawProps,
+          "pointerenter",
+          sourceProps.pointerEnter,
+          {})),
+      pointerLeave(convertRawProp(
+          context,
+          rawProps,
+          "pointerleave",
+          sourceProps.pointerLeave,
+          {})),
+      pointerMove(convertRawProp(
+          context,
+          rawProps,
+          "pointermove",
+          sourceProps.pointerMove,
+          {})),
       collapsable(convertRawProp(
           context,
           rawProps,

ReactCommon/react/renderer/components/view/ViewProps.h

@@ -61,6 +61,12 @@ class ViewProps : public YogaStylableProps, public AccessibilityProps {
   EdgeInsets hitSlop{};
   bool onLayout{};
 
+  bool pointerEnter{};
+
+  bool pointerLeave{};
+
+  bool pointerMove{};
+
   bool collapsable{true};
 
   bool removeClippedSubviews{false};