Fix toV8 and ExceptionState with empty context.

Source/bindings/v8/custom/V8InjectedScriptHostCustom.cpp

Index: Source/bindings/v8/custom/V8InjectedScriptHostCustom.cpp
diff --git a/Source/bindings/v8/custom/V8InjectedScriptHostCustom.cpp b/Source/bindings/v8/custom/V8InjectedScriptHostCustom.cpp
index 10b4d984b2807ff55006d079c6e6bcf7e39e3ad6..8f4b24b91b85e249b3db308382fdd8b8799a6726 100644
--- a/Source/bindings/v8/custom/V8InjectedScriptHostCustom.cpp
+++ b/Source/bindings/v8/custom/V8InjectedScriptHostCustom.cpp
@@ -79,10 +79,10 @@ ScriptValue InjectedScriptHost::nodeAsScriptValue(ScriptState* scriptState, Node
     v8::Local<v8::Context> context = scriptState->context();
     v8::Context::Scope contextScope(context);
 
-    ExceptionState exceptionState(ExceptionState::ExecutionContext, "nodeAsScriptValue", "InjectedScriptHost", v8::Handle<v8::Object>(), isolate);
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "nodeAsScriptValue", "InjectedScriptHost", context->Global(), isolate);
     if (!BindingSecurity::shouldAllowAccessToNode(isolate, node, exceptionState))
         return ScriptValue(scriptState, v8::Null(isolate));
-    return ScriptValue(scriptState, toV8(node, v8::Handle<v8::Object>(), isolate));
+    return ScriptValue(scriptState, toV8(node, context->Global(), isolate));
 }
 
 void V8InjectedScriptHost::inspectedObjectMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)