Remove remnant from deferred error formatting on GC.

Deferred error formatting on GC was a failed experiment. It has been
removed, except for this part.  See r13371.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/233163004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@20672 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/handles.cc

@@ -175,14 +175,6 @@ Handle<JSValue> GetScriptWrapper(Handle<Script> script) {
   Handle<JSValue> result =
       Handle<JSValue>::cast(isolate->factory()->NewJSObject(constructor));
 
-  // The allocation might have triggered a GC, which could have called this
-  // function recursively, and a wrapper has already been created and cached.
-  // In that case, simply return a handle for the cached wrapper.
-  if (script->wrapper()->foreign_address() != NULL) {
-    return Handle<JSValue>(
-        *reinterpret_cast<JSValue**>(script->wrapper()->foreign_address()));
-  }
-
   result->set_value(*script);
 
   // Create a new weak global handle and use it to cache the wrapper