Use UUID for ServiceWorker Client identifier (2/3, chromium)

content/common/service_worker/service_worker_messages.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Message definition file, included multiple times, hence no include guard.
 
 #include <string>
 #include <vector>
 
 #include "base/strings/string16.h"
@@ skipping 93 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(registration_id)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::ServiceWorkerVersionAttributes)
   IPC_STRUCT_TRAITS_MEMBER(installing)
   IPC_STRUCT_TRAITS_MEMBER(waiting)
   IPC_STRUCT_TRAITS_MEMBER(active)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::ServiceWorkerClientInfo)
-  IPC_STRUCT_TRAITS_MEMBER(client_id)
+  IPC_STRUCT_TRAITS_MEMBER(client_uuid)
   IPC_STRUCT_TRAITS_MEMBER(page_visibility_state)
   IPC_STRUCT_TRAITS_MEMBER(is_focused)
   IPC_STRUCT_TRAITS_MEMBER(url)
   IPC_STRUCT_TRAITS_MEMBER(frame_type)
   IPC_STRUCT_TRAITS_MEMBER(client_type)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::ServiceWorkerClientQueryOptions)
   IPC_STRUCT_TRAITS_MEMBER(client_type)
   IPC_STRUCT_TRAITS_MEMBER(include_uncontrolled)
@@ skipping 106 matching lines @@
 
 // Responds to a Ping from the browser.
 // Routed to the target ServiceWorkerVersion.
 IPC_MESSAGE_ROUTED0(ServiceWorkerHostMsg_Pong)
 
 // Asks the browser to retrieve clients of the sender ServiceWorker.
 IPC_MESSAGE_ROUTED2(ServiceWorkerHostMsg_GetClients,
                     int /* request_id */,
                     content::ServiceWorkerClientQueryOptions)
 
-// Sends a 'message' event to a client document (renderer->browser).
+// Sends a 'message' event to a client (renderer->browser).
 IPC_MESSAGE_ROUTED3(
-    ServiceWorkerHostMsg_PostMessageToDocument,
-    int /* client_id */,
+    ServiceWorkerHostMsg_PostMessageToClient,
+    std::string /* uuid */,
     base::string16 /* message */,
     std::vector<content::TransferredMessagePort> /* sent_message_ports */)
 
 // ServiceWorker -> Browser message to request that the ServiceWorkerStorage
 // cache |data| associated with |url|.
 IPC_MESSAGE_ROUTED2(ServiceWorkerHostMsg_SetCachedMetadata,
                     GURL /* url */,
                     std::vector<char> /* data */)
 
 // ServiceWorker -> Browser message to request that the ServiceWorkerStorage
 // clear the cache associated with |url|.
 IPC_MESSAGE_ROUTED1(ServiceWorkerHostMsg_ClearCachedMetadata, GURL /* url */)
 
 // Ask the browser to open a tab/window (renderer->browser).
 IPC_MESSAGE_ROUTED2(ServiceWorkerHostMsg_OpenWindow,
                     int /* request_id */,
                     GURL /* url */)
 
 // Ask the browser to focus a client (renderer->browser).
 IPC_MESSAGE_ROUTED2(ServiceWorkerHostMsg_FocusClient,
                     int /* request_id */,
-                    int /* client_id */)
+                    std::string /* uuid */)
 
 // Asks the browser to force this worker to become activated.
 IPC_MESSAGE_ROUTED1(ServiceWorkerHostMsg_SkipWaiting,
                     int /* request_id */)
 
 // Asks the browser to have this worker take control of pages that match
 // its scope.
 IPC_MESSAGE_ROUTED1(ServiceWorkerHostMsg_ClaimClients,
                     int /* request_id */)
 
@@ skipping 275 matching lines @@
                      blink::WebServiceWorkerCacheError)
 IPC_MESSAGE_CONTROL2(ServiceWorkerMsg_CacheMatchAllError,
                      int /* request_id */,
                      blink::WebServiceWorkerCacheError)
 IPC_MESSAGE_CONTROL2(ServiceWorkerMsg_CacheKeysError,
                      int /* request_id */,
                      blink::WebServiceWorkerCacheError)
 IPC_MESSAGE_CONTROL2(ServiceWorkerMsg_CacheBatchError,
                      int /* request_id */,
                      blink::WebServiceWorkerCacheError)