Gather the ServiceWorker client information in the browser process.

content/common/service_worker/service_worker_messages.h

Index: content/common/service_worker/service_worker_messages.h
diff --git a/content/common/service_worker/service_worker_messages.h b/content/common/service_worker/service_worker_messages.h
index 1a5c2083a12ab7d06eaf8c9f41adc9a0d75a0ef0..cabd977d0b5fd04a5e9a1ad58adfc4bc9b049338 100644
--- a/content/common/service_worker/service_worker_messages.h
+++ b/content/common/service_worker/service_worker_messages.h
@@ -9,7 +9,9 @@
 
 #include "base/strings/string16.h"
 #include "content/common/navigator_connect_types.h"
+#include "content/common/service_worker/service_worker_client_info.h"
 #include "content/common/service_worker/service_worker_status_code.h"
+#include "content/common/service_worker/service_worker_traits.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "content/public/common/platform_notification_data.h"
 #include "ipc/ipc_message_macros.h"
@@ -103,14 +105,6 @@ IPC_STRUCT_TRAITS_BEGIN(content::ServiceWorkerVersionAttributes)
   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(page_visibility_state)
-  IPC_STRUCT_TRAITS_MEMBER(is_focused)
-  IPC_STRUCT_TRAITS_MEMBER(url)
-  IPC_STRUCT_TRAITS_MEMBER(frame_type)
-IPC_STRUCT_TRAITS_END()
-
 IPC_ENUM_TRAITS_MAX_VALUE(
     blink::WebServiceWorkerCacheError,
     blink::WebServiceWorkerCacheErrorLast)
@@ -227,15 +221,6 @@ IPC_MESSAGE_ROUTED2(ServiceWorkerHostMsg_FocusClient,
                     int /* request_id */,
                     int /* client_id */)
 
-// Response to ServiceWorkerMsg_GetClientInfo.
-IPC_MESSAGE_ROUTED2(ServiceWorkerHostMsg_GetClientInfoSuccess,
-                    int /* request_id */,
-                    content::ServiceWorkerClientInfo)
-
-// Response to ServiceWorkerMsg_GetClientInfo.
-IPC_MESSAGE_ROUTED1(ServiceWorkerHostMsg_GetClientInfoError,
-                    int /* request_id */)
-
 // Asks the browser to force this worker to become activated.
 IPC_MESSAGE_ROUTED1(ServiceWorkerHostMsg_SkipWaiting,
                     int /* request_id */)
@@ -390,13 +375,6 @@ IPC_MESSAGE_CONTROL5(ServiceWorkerMsg_MessageToDocument,
                      std::vector<int> /* sent_message_port_ids */,
                      std::vector<int> /* new_routing_ids */)
 
-// Sent to client documents to request document properties.
-IPC_MESSAGE_CONTROL4(ServiceWorkerMsg_GetClientInfo,
-                     int /* thread_id */,
-                     int /* embedded_worker_id */,
-                     int /* request_id */,
-                     int /* provider_id */)
-
 // Sent via EmbeddedWorker to dispatch events.
 IPC_MESSAGE_CONTROL2(ServiceWorkerMsg_InstallEvent,
                      int /* request_id */,