[wasm] Set up Table and Memory constructors

src/api.h

Index: src/api.h
diff --git a/src/api.h b/src/api.h
index 42aaac502d999f98bfd206765a1f47078e89d92a..c5007a7b0b85f73e2ac381071f5b0dc72eddc83f 100644
--- a/src/api.h
+++ b/src/api.h
@@ -138,6 +138,8 @@ class Utils {
       v8::internal::Handle<v8::internal::JSReceiver> obj);
   static inline Local<Object> ToLocal(
       v8::internal::Handle<v8::internal::JSObject> obj);
+  static inline Local<Function> ToLocal(
+      v8::internal::Handle<v8::internal::JSFunction> obj);
   static inline Local<Array> ToLocal(
       v8::internal::Handle<v8::internal::JSArray> obj);
   static inline Local<Map> ToLocal(
@@ -293,6 +295,7 @@ MAKE_TO_LOCAL(ToLocal, Symbol, Symbol)
 MAKE_TO_LOCAL(ToLocal, JSRegExp, RegExp)
 MAKE_TO_LOCAL(ToLocal, JSReceiver, Object)
 MAKE_TO_LOCAL(ToLocal, JSObject, Object)
+MAKE_TO_LOCAL(ToLocal, JSFunction, Function)
 MAKE_TO_LOCAL(ToLocal, JSArray, Array)
 MAKE_TO_LOCAL(ToLocal, JSMap, Map)
 MAKE_TO_LOCAL(ToLocal, JSSet, Set)