diff -r 000000000000 -r 6474c204b198 js/src/vm/DebuggerMemory.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/vm/DebuggerMemory.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,47 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ * 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/. */
+
+#include "vm/DebuggerMemory.h"
+
+namespace js {
+
+/* static */ bool
+DebuggerMemory::construct(JSContext *cx, unsigned argc, Value *vp)
+{
+    JS_ReportErrorNumber(cx, js_GetErrorMessage, nullptr, JSMSG_NO_CONSTRUCTOR,
+                         "Debugger.Memory");
+    return false;
+}
+
+/* static */ const Class DebuggerMemory::class_ = {
+    "Memory",
+    JSCLASS_HAS_PRIVATE | JSCLASS_IMPLEMENTS_BARRIERS |
+    JSCLASS_HAS_RESERVED_SLOTS(JSSLOT_DEBUGGER_MEMORY_COUNT),
+
+    JS_PropertyStub,       // addProperty
+    JS_DeletePropertyStub, // delProperty
+    JS_PropertyStub,       // getProperty
+    JS_StrictPropertyStub, // setProperty
+    JS_EnumerateStub,      // enumerate
+    JS_ResolveStub,        // resolve
+    JS_ConvertStub,        // convert
+
+    nullptr, // finalize
+    nullptr, // call
+    nullptr, // hasInstance
+    nullptr, // construct
+    nullptr  // trace
+};
+
+/* static */ const JSPropertySpec DebuggerMemory::properties[] = {
+    JS_PS_END
+};
+
+/* static */ const JSFunctionSpec DebuggerMemory::methods[] = {
+    JS_FS_END
+};
+
+} /* namespace js */