ServiceWorkerVersion: remove unused parameter in DispatchInstallEvent

content/browser/service_worker/embedded_worker_test_helper.h

Index: content/browser/service_worker/embedded_worker_test_helper.h
diff --git a/content/browser/service_worker/embedded_worker_test_helper.h b/content/browser/service_worker/embedded_worker_test_helper.h
index 6640d853fd6bfef62a52443a48f1d41026958d30..fe1a16e56e9297f542b72c359107f36397f2dfe2 100644
--- a/content/browser/service_worker/embedded_worker_test_helper.h
+++ b/content/browser/service_worker/embedded_worker_test_helper.h
@@ -92,9 +92,7 @@ class EmbeddedWorkerTestHelper : public IPC::Sender,
   // worker. By default they just return success via
   // SimulateSendReplyToBrowser.
   virtual void OnActivateEvent(int embedded_worker_id, int request_id);
-  virtual void OnInstallEvent(int embedded_worker_id,
-                              int request_id,
-                              int active_version_id);
+  virtual void OnInstallEvent(int embedded_worker_id, int request_id);
   virtual void OnFetchEvent(int embedded_worker_id,
                             int request_id,
                             const ServiceWorkerFetchRequest& request);
@@ -119,7 +117,7 @@ class EmbeddedWorkerTestHelper : public IPC::Sender,
                              int embedded_worker_id,
                              const IPC::Message& message);
   void OnActivateEventStub(int request_id);
-  void OnInstallEventStub(int request_id, int active_version_id);
+  void OnInstallEventStub(int request_id);
   void OnFetchEventStub(int request_id,
                         const ServiceWorkerFetchRequest& request);