[ServiceWorker] Cleanup to remove old focus() code kept to not break Chromium.

public/web/WebServiceWorkerContextClient.h

Index: public/web/WebServiceWorkerContextClient.h
diff --git a/public/web/WebServiceWorkerContextClient.h b/public/web/WebServiceWorkerContextClient.h
index 46ee8928f26b53b7249160c2eebf67aee45b165c..9632fdd02785ee8b40b6b43925d0028bc4b2409c 100644
--- a/public/web/WebServiceWorkerContextClient.h
+++ b/public/web/WebServiceWorkerContextClient.h
@@ -33,7 +33,6 @@
 
 #include "WebWorkerPermissionClientProxy.h"
 #include "public/platform/WebMessagePortChannel.h"
-#include "public/platform/WebServiceWorkerClientFocusCallback.h"
 #include "public/platform/WebServiceWorkerClientsClaimCallbacks.h"
 #include "public/platform/WebServiceWorkerClientsInfo.h"
 #include "public/platform/WebServiceWorkerEventResult.h"
@@ -172,11 +171,6 @@ public:
 
     // Ownership of the passed callbacks is transferred to the callee, callee
     // should delete the callback after calling either onSuccess or onError.
-    // FIXME: delete this method as soon as Chromium stop calling it.
-    virtual void focus(int clientID, WebServiceWorkerClientFocusCallback*) { BLINK_ASSERT_NOT_REACHED(); }
-
-    // Ownership of the passed callbacks is transferred to the callee, callee

[dominicc (has gone to gerrit), 2015/02/02 18:25:36]

Why not keep the comment about ownership?

[mlamouri (slow - plz ping), 2015/02/06 14:05:47]

The comment is still, it's just a bit above. The diff make it look like I
removed it though.

-    // should delete the callback after calling either onSuccess or onError.
     virtual void focus(int cliendID, WebServiceWorkerClientCallbacks*) { BLINK_ASSERT_NOT_REACHED(); }
 };