From a4e123fff602a3a87c4fc5b80116d8567723fd13 Mon Sep 17 00:00:00 2001
From: Cong Liu <cong.liu@intel.com>
Date: Tue, 19 May 2015 21:53:15 +0800
Subject: [PATCH] Fixed nwjs/nw.js#3492

---
 Source/bindings/core/v8/custom/V8WindowCustom.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Source/bindings/core/v8/custom/V8WindowCustom.cpp b/Source/bindings/core/v8/custom/V8WindowCustom.cpp
index f8f22ba9364..c574a2e666a 100644
--- a/Source/bindings/core/v8/custom/V8WindowCustom.cpp
+++ b/Source/bindings/core/v8/custom/V8WindowCustom.cpp
@@ -73,7 +73,7 @@ void V8Window::parentAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Va
   LocalDOMWindow* imp = toLocalDOMWindow(V8Window::toImpl(info.Holder()));
     LocalFrame* frame = imp->frame();
     ASSERT(frame);
-    if (frame->isNwFakeTop()) {
+    if (frame && frame->isNwFakeTop()) {
       v8SetReturnValue(info, toV8(imp, info.Holder(), info.GetIsolate()));
       return;
     }
@@ -160,7 +160,7 @@ void V8Window::frameElementAttributeGetterCustom(const v8::PropertyCallbackInfo<
 {
     LocalDOMWindow* impl = toLocalDOMWindow(V8Window::toImpl(info.Holder()));
     LocalFrame* frame = impl->frame();
-    if (frame->isNwFakeTop())
+    if (frame && frame->isNwFakeTop())
         return;
     ExceptionState exceptionState(ExceptionState::GetterContext, "frame", "Window", info.Holder(), info.GetIsolate());
     if (!BindingSecurity::shouldAllowAccessToNode(info.GetIsolate(), impl->frameElement(), exceptionState)) {