Use UUID for ServiceWorker Client identifier (1/3, blink)

public/web/WebServiceWorkerContextClient.h

Index: public/web/WebServiceWorkerContextClient.h
diff --git a/public/web/WebServiceWorkerContextClient.h b/public/web/WebServiceWorkerContextClient.h
index 6ec85acd7368828c9299cec539fa82b8275b4f34..6968b881e4dee25cac2031e225699d2a84aba346 100644
--- a/public/web/WebServiceWorkerContextClient.h
+++ b/public/web/WebServiceWorkerContextClient.h
@@ -154,17 +154,11 @@ public:
     // This is called on the main thread.
     virtual WebServiceWorkerProvider* createServiceWorkerProvider() { return nullptr; }
 
-    // FIXME: Deprecate this version once the other getClients is implemented
-    // in the embedder.
-    virtual void getClients(WebServiceWorkerClientsCallbacks*) { BLINK_ASSERT_NOT_REACHED(); }
-
     // Ownership of the passed callbacks is transferred to the callee, callee
     // should delete the callbacks after calling either onSuccess or onError.
     // WebServiceWorkerClientsInfo and WebServiceWorkerError ownerships are
     // passed to the WebServiceWorkerClientsCallbacks implementation.
-    // FIXME: Remove the default implementation once this is implemented
-    // in the embedder.
-    virtual void getClients(const WebServiceWorkerClientQueryOptions&, WebServiceWorkerClientsCallbacks* callbacks) { getClients(callbacks); }
+    virtual void getClients(const WebServiceWorkerClientQueryOptions&, WebServiceWorkerClientsCallbacks* callbacks) { BLINK_ASSERT_NOT_REACHED(); }
 
     // Ownership of the passed callbacks is transferred to the callee, callee
     // should delete the callbacks after calling either onSuccess or onError.
@@ -180,7 +174,9 @@ public:
 
     // Callee receives ownership of the passed vector.
     // FIXME: Blob refs should be passed to maintain ref counts. crbug.com/351753
+    // FIXME: Deprecate the one that takes integer clientID once we switch to uuid.
     virtual void postMessageToClient(int clientID, const WebString&, WebMessagePortChannelArray*) { BLINK_ASSERT_NOT_REACHED(); }
+    virtual void postMessageToClient(const WebString& uuid, const WebString&, WebMessagePortChannelArray*) { BLINK_ASSERT_NOT_REACHED(); }
 
     // Callee receives ownership of the passed vector.
     // FIXME: Blob refs should be passed to maintain ref counts. crbug.com/351753
@@ -196,7 +192,9 @@ public:
 
     // Ownership of the passed callbacks is transferred to the callee, callee
     // should delete the callback after calling either onSuccess or onError.
+    // FIXME: Deprecate the one that takes integer clientID once we switch to uuid.
     virtual void focus(int cliendID, WebServiceWorkerClientCallbacks*) { BLINK_ASSERT_NOT_REACHED(); }
+    virtual void focus(const WebString& uuid, WebServiceWorkerClientCallbacks*) { BLINK_ASSERT_NOT_REACHED(); }
 };
 
 } // namespace blink