Inform the client when the Service Worker rejects an install event

Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.h

Index: Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.h
diff --git a/Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.h b/Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.h
index 4b01763f0c3fd90706e5dd6b34bc2665b9cc23cb..5deb2252a8e189e8af5ef146b52eee2e68ba9485 100644
--- a/Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.h
+++ b/Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.h
@@ -32,6 +32,7 @@
 #define ServiceWorkerGlobalScopeClient_h
 
 #include "core/workers/WorkerClients.h"
+#include "public/platform/WebServiceWorkerEventResult.h"
 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
 
@@ -46,7 +47,7 @@ class ServiceWorkerGlobalScopeClient : public Supplement<WorkerClients> {
 public:
     virtual ~ServiceWorkerGlobalScopeClient() { }
 
-    virtual void didHandleInstallEvent(int installEventID) = 0;
+    virtual void didHandleInstallEvent(int installEventID, blink::WebServiceWorkerEventResult) = 0;
     // A null response means no valid response was provided by the service worker, so fallback to native.
     virtual void didHandleFetchEvent(int fetchEventID, PassRefPtr<Response> = nullptr) = 0;