Add an Error class for ServiceWorkers

Source/modules/serviceworkers/NavigatorServiceWorker.cpp

Index: Source/modules/serviceworkers/NavigatorServiceWorker.cpp
diff --git a/Source/modules/serviceworkers/NavigatorServiceWorker.cpp b/Source/modules/serviceworkers/NavigatorServiceWorker.cpp
index a41c21faf14ed496c3e90528b7f541b98a169ef7..5692f86c3d2b46b90d7be99bbb4f8382cadcf2ab 100644
--- a/Source/modules/serviceworkers/NavigatorServiceWorker.cpp
+++ b/Source/modules/serviceworkers/NavigatorServiceWorker.cpp
@@ -32,6 +32,7 @@
 
 #include "RuntimeEnabledFeatures.h"
 #include "V8ServiceWorker.h"
+#include "bindings/V8DOMError.h"
 #include "bindings/v8/CallbackPromiseAdapter.h"
 #include "bindings/v8/ScriptPromiseResolver.h"
 #include "core/dom/Document.h"
@@ -43,6 +44,7 @@
 #include "core/loader/FrameLoaderClient.h"
 #include "core/workers/SharedWorker.h"
 #include "modules/serviceworkers/ServiceWorker.h"
+#include "modules/serviceworkers/ServiceWorkerError.h"
 #include "public/platform/WebServiceWorkerProvider.h"
 #include "public/platform/WebServiceWorkerProviderClient.h"
 #include "public/platform/WebString.h"
@@ -121,7 +123,7 @@ ScriptPromise NavigatorServiceWorker::registerServiceWorker(ScriptExecutionConte
     }
 
     RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptExecutionContext);
-    ensureProvider()->registerServiceWorker(patternURL, scriptURL, new CallbackPromiseAdapter<ServiceWorker, ServiceWorker>(resolver, scriptExecutionContext));
+    ensureProvider()->registerServiceWorker(patternURL, scriptURL, new CallbackPromiseAdapter<ServiceWorker, ServiceWorkerError>(resolver, scriptExecutionContext));
     return resolver->promise();
 }
 
@@ -148,7 +150,7 @@ ScriptPromise NavigatorServiceWorker::unregisterServiceWorker(ScriptExecutionCon
     }
 
     RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptExecutionContext);
-    ensureProvider()->unregisterServiceWorker(patternURL, new CallbackPromiseAdapter<ServiceWorker, ServiceWorker>(resolver, scriptExecutionContext));
+    ensureProvider()->unregisterServiceWorker(patternURL, new CallbackPromiseAdapter<ServiceWorker, ServiceWorkerError>(resolver, scriptExecutionContext));
     return resolver->promise();
 }