Convert the rest of the functions in core.cc to use CreateFunctionTemplate.

gin/dictionary.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gin/dictionary.h"
 
 namespace gin {
 
 Dictionary::Dictionary(v8::Isolate* isolate)
     : isolate_(isolate) {
@@ skipping 12 matching lines @@
   Dictionary dictionary(isolate);
   dictionary.object_ = v8::Object::New();
   return dictionary;
 }
 
 v8::Handle<v8::Value> Converter<Dictionary>::ToV8(v8::Isolate* isolate,
                                                   Dictionary val) {
   return val.object_;
 }
 
-bool Converter<Dictionary>::FromV8(v8::Handle<v8::Value> val,
+bool Converter<Dictionary>::FromV8(v8::Isolate* isolate,
+                                   v8::Handle<v8::Value> val,
                                    Dictionary* out) {
   if (!val->IsObject())
     return false;
-  *out = Dictionary(out->isolate(), v8::Handle<v8::Object>::Cast(val));
+  *out = Dictionary(isolate, v8::Handle<v8::Object>::Cast(val));
   return true;
 }
 
 }  // namespace gin