Gather the ServiceWorker client information in the browser process.

content/common/service_worker/service_worker_types.h

Index: content/common/service_worker/service_worker_types.h
diff --git a/content/common/service_worker/service_worker_types.h b/content/common/service_worker/service_worker_types.h
index 6191a4760e264b44d1247d25d9e4ca9d2c857618..8d3dc2964908a7edcc1448a692cfde4544ff7976 100644
--- a/content/common/service_worker/service_worker_types.h
+++ b/content/common/service_worker/service_worker_types.h
@@ -48,6 +48,7 @@ static const int64 kInvalidServiceWorkerVersionId = -1;
 static const int64 kInvalidServiceWorkerResourceId = -1;
 static const int64 kInvalidServiceWorkerResponseId = -1;
 static const int kInvalidEmbeddedWorkerThreadId = -1;
+static const int kInvalidServiceWorkerClientId = 0;
 
 enum FetchRequestMode {
   FETCH_REQUEST_MODE_SAME_ORIGIN,
@@ -204,14 +205,6 @@ class ChangedVersionAttributesMask {
   int changed_;
 };
 
-struct ServiceWorkerClientInfo {
-  int client_id;
-  blink::WebPageVisibilityState page_visibility_state;
-  bool is_focused;
-  GURL url;
-  RequestContextFrameType frame_type;
-};
-
 }  // namespace content
 
 #endif  // CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_TYPES_H_