Fix %FunctionGetName and %_ClassOf for bound functions.

test/mjsunit/regress/regress-5010.js

Index: test/mjsunit/regress/regress-5010.js
diff --git a/test/mjsunit/regress/regress-crbug-476477-2.js b/test/mjsunit/regress/regress-5010.js
similarity index 64%
copy from test/mjsunit/regress/regress-crbug-476477-2.js
copy to test/mjsunit/regress/regress-5010.js
index 4dbb41b7d4ced16b488f6e1d00f184446bd41368..ecd4026dd8266572700b8140ff059a61a2cc4a5e 100644
--- a/test/mjsunit/regress/regress-crbug-476477-2.js
+++ b/test/mjsunit/regress/regress-5010.js
@@ -4,13 +4,6 @@
 
 // Flags: --allow-natives-syntax
 
-function foo(x) {
-  var s = Math.floor(x / 3600);
-  Math.floor(s);
-  return s % 24;
-}
-
-foo(12345678);
-foo(12345678);
-%OptimizeFunctionOnNextCall(foo);
-foo(12345678);
+var bound = (function(){}).bind({});
+assertEquals("Function", %_ClassOf(bound));
+assertEquals("Function", %ClassOf(bound));