[handles] Sanitize Handle and friends.

src/api.h

Index: src/api.h
diff --git a/src/api.h b/src/api.h
index b20ef5cf66f3cb401875ea40c1a3fca8b3e8045e..438c4f31dc40967df0208c8ba518f6d83297d077 100644
--- a/src/api.h
+++ b/src/api.h
@@ -309,17 +309,6 @@ OPEN_HANDLE_LIST(DECLARE_OPEN_HANDLE)
 
 
 template <class T>
-v8::internal::Handle<T> v8::internal::Handle<T>::EscapeFrom(
-    v8::EscapableHandleScope* scope) {
-  v8::internal::Handle<T> handle;
-  if (!is_null()) {
-    handle = *this;
-  }
-  return Utils::OpenHandle(*scope->Escape(Utils::ToLocal(handle)), true);
-}
-
-
-template <class T>
 inline T* ToApi(v8::internal::Handle<v8::internal::Object> obj) {
   return reinterpret_cast<T*>(obj.location());
 }