Shows error messages in the inspector when .respondWith() is called with wrong responses.

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 ebb46c42f87477e59ec31e16e99fe221726d9309..0bbd77ea7b17b3514299baff2f081987ccef4ac2 100644
--- a/Source/modules/serviceworkers/RespondWithObserver.h
+++ b/Source/modules/serviceworkers/RespondWithObserver.h
@@ -23,7 +23,7 @@ class ScriptValue;
 class MODULES_EXPORT RespondWithObserver final : public GarbageCollectedFinalized<RespondWithObserver>, public ContextLifecycleObserver {
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(RespondWithObserver);
 public:
-    static RespondWithObserver* create(ExecutionContext*, int eventID, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType);
+    static RespondWithObserver* create(ExecutionContext*, int eventID, const KURL&, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType);

[falken, 2015/07/10 11:20:44]

I think this needs a param name, it's not obvious what it's for.

[horo, 2015/07/10 12:13:27]

Done.

 
     virtual void contextDestroyed() override;
 
@@ -41,9 +41,10 @@ public:
 private:
     class ThenFunction;
 
-    RespondWithObserver(ExecutionContext*, int eventID, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType);
+    RespondWithObserver(ExecutionContext*, int eventID, const KURL&, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType);
 
     int m_eventID;
+    KURL m_requestURL;
     WebURLRequest::FetchRequestMode m_requestMode;
     WebURLRequest::FrameType m_frameType;