Merge pull request facebook#4665 from spicyj/facebookgh-2407

Ensure IE8 style expansion list is up to date

Author: sophiebits

src/renderers/dom/shared/CSSProperty.js

@@ -80,10 +80,16 @@ Object.keys(isUnitlessNumber).forEach(function(prop) {
  */
 var shorthandPropertyExpansions = {
   background: {
+    backgroundAttachment: true,
+    backgroundColor: true,
     backgroundImage: true,
-    backgroundPosition: true,
+    backgroundPositionX: true,
+    backgroundPositionY: true,
     backgroundRepeat: true,
-    backgroundColor: true,
+  },
+  backgroundPosition: {
+    backgroundPositionX: true,
+    backgroundPositionY: true,
   },
   border: {
     borderWidth: true,
@@ -118,6 +124,11 @@ var shorthandPropertyExpansions = {
     lineHeight: true,
     fontFamily: true,
   },
+  outline: {
+    outlineWidth: true,
+    outlineStyle: true,
+    outlineColor: true,
+  },
 };
 
 var CSSProperty = {