[1/5 chromium] Shows the clients which are controlled by ServiceWorker in DevTools.

content/browser/devtools/protocol/service_worker_handler.cc

Index: content/browser/devtools/protocol/service_worker_handler.cc
diff --git a/content/browser/devtools/protocol/service_worker_handler.cc b/content/browser/devtools/protocol/service_worker_handler.cc
index 907d8a5f3439f9fee30b402a6975b33dbaa673c2..c2163af8670475d679f32f659591269cc5f9f9a8 100644
--- a/content/browser/devtools/protocol/service_worker_handler.cc
+++ b/content/browser/devtools/protocol/service_worker_handler.cc
@@ -397,6 +397,15 @@ Response ServiceWorkerHandler::DeliverPushMessage(
   return Response::OK();
 }
 
+Response ServiceWorkerHandler::FocusClient(const std::string& client_id) {
+  if (!enabled_)
+    return Response::OK();
+  if (!context_)
+    return CreateContextErrorResponse();
+  context_->FocusClient(client_id);
+  return Response::OK();
+}
+
 void ServiceWorkerHandler::OpenNewDevToolsWindow(int process_id,
                                                  int devtools_agent_route_id) {
   scoped_refptr<DevToolsAgentHostImpl> agent_host(