Bug 821340 - Add test (r=test)

js/src/jit-test/tests/basic/bug821340.js

@@ -0,0 +1,10 @@
+var g = newGlobal('new-compartment');
+var dbg = Debugger(g);
+function test(code, expected) {
+    var actual = '';
+    g.h = function () { actual += dbg.getNewestFrame().environment.type; }
+    g.eval(code);
+}
+test("h();", 'object');
+gczeal(4);
+var count2 = countHeap();