Bug 1092264 - Fix testing of 'isolation' property. r=dbaron

layout/style/test/property_database.js

@@ -5539,7 +5539,7 @@ if (SpecialPowers.getBoolPref("layout.css.isolation.enabled")) {
     inherited: false,
     type: CSS_TYPE_LONGHAND,
     initial_values: [ "auto" ],
-    other_values: ["isolated"],
+    other_values: ["isolate"],
     invalid_values: []
   };
 }