[runtime] Replace many buggy uses of %_CallFunction with %_Call.

src/object-observe.js

Index: src/object-observe.js
diff --git a/src/object-observe.js b/src/object-observe.js
index be4c24e21badc65c2b6dd3a880659f4e5afa6cf5..8c624714d745e189f51b8787fe0df0e3cf1ca7cd 100644
--- a/src/object-observe.js
+++ b/src/object-observe.js
@@ -601,7 +601,7 @@ function NativeObjectNotifierPerformChange(objectInfo, changeType, changeFn) {
 
   var changeRecord;
   try {
-    changeRecord = %_CallFunction(UNDEFINED, changeFn);
+    changeRecord = %_Call(changeFn, UNDEFINED);

[Camillo Bruni, 2015/09/08 11:19:13]

changeFn() ?

[Benedikt Meurer, 2015/09/08 13:08:58]

Done.

   } finally {
     ObjectInfoRemovePerformingType(objectInfo, changeType);
   }