Service Worker: Correct Web IDL of FetchEvent.respondWith method.

Source/modules/serviceworkers/RespondWithObserver.h

Index: Source/modules/serviceworkers/RespondWithObserver.h
diff --git a/Source/modules/serviceworkers/RespondWithObserver.h b/Source/modules/serviceworkers/RespondWithObserver.h
index 74c0766ec91dbcb528ccb78f4ea1e90f8ce0241e..f4de384b92b2552b53e31f4d96104cb892a00fd2 100644
--- a/Source/modules/serviceworkers/RespondWithObserver.h
+++ b/Source/modules/serviceworkers/RespondWithObserver.h
@@ -5,6 +5,7 @@
 #ifndef RespondWithObserver_h
 #define RespondWithObserver_h
 
+#include "bindings/core/v8/ScriptPromise.h"

[zino, 2015/07/25 21:29:21]

nit: I think it is better to use a class forward declaration instead of adding
header.

[jungkees, 2015/07/26 08:37:40]

That's right. I addressed it. Thanks for review.

 #include "core/dom/ContextLifecycleObserver.h"
 #include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
@@ -31,7 +32,7 @@ public:
 
     // Observes the promise and delays calling didHandleFetchEvent() until the
     // given promise is resolved or rejected.
-    void respondWith(ScriptState*, const ScriptValue&, ExceptionState&);
+    void respondWith(ScriptState*, ScriptPromise&, ExceptionState&);
 
     void responseWasRejected(WebServiceWorkerResponseError);
     void responseWasFulfilled(const ScriptValue&);