diff -r 000000000000 -r 6474c204b198 js/ipc/JavaScriptChild.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/ipc/JavaScriptChild.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,88 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=4 sw=4 et tw=80:
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_jsipc_JavaScriptChild_h_
+#define mozilla_jsipc_JavaScriptChild_h_
+
+#include "JavaScriptShared.h"
+#include "mozilla/jsipc/PJavaScriptChild.h"
+
+namespace mozilla {
+namespace jsipc {
+
+class JavaScriptChild
+  : public PJavaScriptChild,
+    public JavaScriptShared
+{
+  public:
+    JavaScriptChild(JSRuntime *rt);
+    ~JavaScriptChild();
+
+    bool init();
+    void trace(JSTracer *trc);
+
+    bool RecvDropObject(const ObjectId &objId) MOZ_OVERRIDE;
+
+    bool AnswerPreventExtensions(const ObjectId &objId, ReturnStatus *rs) MOZ_OVERRIDE;
+    bool AnswerGetPropertyDescriptor(const ObjectId &objId, const nsString &id,
+                                     ReturnStatus *rs,
+                                     PPropertyDescriptor *out) MOZ_OVERRIDE;
+    bool AnswerGetOwnPropertyDescriptor(const ObjectId &objId,
+                                        const nsString &id,
+                                        ReturnStatus *rs,
+                                        PPropertyDescriptor *out) MOZ_OVERRIDE;
+    bool AnswerDefineProperty(const ObjectId &objId, const nsString &id,
+                              const PPropertyDescriptor &flags,
+                              ReturnStatus *rs) MOZ_OVERRIDE;
+    bool AnswerDelete(const ObjectId &objId, const nsString &id,
+                      ReturnStatus *rs, bool *success) MOZ_OVERRIDE;
+
+    bool AnswerHas(const ObjectId &objId, const nsString &id,
+                       ReturnStatus *rs, bool *bp) MOZ_OVERRIDE;
+    bool AnswerHasOwn(const ObjectId &objId, const nsString &id,
+                          ReturnStatus *rs, bool *bp) MOZ_OVERRIDE;
+    bool AnswerGet(const ObjectId &objId, const ObjectId &receiverId,
+                       const nsString &id,
+                       ReturnStatus *rs, JSVariant *result) MOZ_OVERRIDE;
+    bool AnswerSet(const ObjectId &objId, const ObjectId &receiverId,
+                   const nsString &id, const bool &strict,
+                   const JSVariant &value, ReturnStatus *rs, JSVariant *result) MOZ_OVERRIDE;
+
+    bool AnswerIsExtensible(const ObjectId &objId, ReturnStatus *rs,
+                            bool *result) MOZ_OVERRIDE;
+    bool AnswerCall(const ObjectId &objId, const nsTArray<JSParam> &argv,
+                    ReturnStatus *rs, JSVariant *result,
+                    nsTArray<JSParam> *outparams) MOZ_OVERRIDE;
+    bool AnswerObjectClassIs(const ObjectId &objId, const uint32_t &classValue,
+                             bool *result) MOZ_OVERRIDE;
+    bool AnswerClassName(const ObjectId &objId, nsString *result) MOZ_OVERRIDE;
+
+    bool AnswerGetPropertyNames(const ObjectId &objId, const uint32_t &flags,
+                                ReturnStatus *rs, nsTArray<nsString> *names) MOZ_OVERRIDE;
+    bool AnswerInstanceOf(const ObjectId &objId, const JSIID &iid,
+                          ReturnStatus *rs, bool *instanceof) MOZ_OVERRIDE;
+    bool AnswerDOMInstanceOf(const ObjectId &objId, const int &prototypeID, const int &depth,
+                             ReturnStatus *rs, bool *instanceof) MOZ_OVERRIDE;
+
+  protected:
+    JSObject *unwrap(JSContext *cx, ObjectId id);
+
+  private:
+    bool makeId(JSContext *cx, JSObject *obj, ObjectId *idp);
+    bool fail(JSContext *cx, ReturnStatus *rs);
+    bool ok(ReturnStatus *rs);
+
+  private:
+    ObjectId lastId_;
+    JSRuntime *rt_;
+    ObjectIdCache ids_;
+};
+
+} // mozilla
+} // jsipc
+
+#endif