don't alter shape of meta object in ctor

thanks @eviltrout and @ebryn
emberjs · Aug 19, 2013 · 2cc3d91 · 2cc3d91 · lukemelia · Aug 20, 2013
1 parent ed3c4a2
commit 2cc3d91
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/packages/ember-runtime/lib/system/core_object.js b/packages/ember-runtime/lib/system/core_object.js
@@ -50,7 +50,7 @@ function makeCtor() {
     }
     o_defineProperty(this, GUID_KEY, undefinedDescriptor);
     o_defineProperty(this, '_super', undefinedDescriptor);
-    var m = meta(this);
+    var m = meta(this), proto = m.proto;
     m.proto = this;
     if (initMixins) {
       // capture locally so we can clear the closed over variable
@@ -120,7 +120,7 @@ function makeCtor() {
       }
     }
     finishPartial(this, m);
-    delete m.proto;
+    m.proto = proto;
     finishChains(this);
     this.init.apply(this, arguments);
     sendEvent(this, "didInit");