Show the fetch handler existence in chrome://serviceworker-internals

content/browser/service_worker/service_worker_info.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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INFO_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INFO_H_
 
 #include <stdint.h>
 
 #include <vector>
@@ skipping 13 matching lines @@
    public:
     ClientInfo();
     ClientInfo(int process_id, int route_id, ServiceWorkerProviderType type);
     ~ClientInfo();
     int process_id;
     int route_id;
     ServiceWorkerProviderType type;
   };
 
   ServiceWorkerVersionInfo();
-  ServiceWorkerVersionInfo(EmbeddedWorkerStatus running_status,
-                           ServiceWorkerVersion::Status status,
-                           const GURL& script_url,
-                           int64_t registration_id,
-                           int64_t version_id,
-                           int process_id,
-                           int thread_id,
-                           int devtools_agent_route_id);
+  ServiceWorkerVersionInfo(
+      EmbeddedWorkerStatus running_status,
+      ServiceWorkerVersion::Status status,
+      ServiceWorkerVersion::FetchHandlerExistence fetch_handler_existence,
+      const GURL& script_url,
+      int64_t registration_id,
+      int64_t version_id,
+      int process_id,
+      int thread_id,
+      int devtools_agent_route_id);
   ServiceWorkerVersionInfo(const ServiceWorkerVersionInfo& other);
   ~ServiceWorkerVersionInfo();
 
   EmbeddedWorkerStatus running_status;
   ServiceWorkerVersion::Status status;
+  ServiceWorkerVersion::FetchHandlerExistence fetch_handler_existence;
   GURL script_url;
   int64_t registration_id;
   int64_t version_id;
   int process_id;
   int thread_id;
   int devtools_agent_route_id;
   base::Time script_response_time;
   base::Time script_last_modified;
   std::map<std::string, ClientInfo> clients;
 };
@@ skipping 22 matching lines @@
   ServiceWorkerVersionInfo active_version;
   ServiceWorkerVersionInfo waiting_version;
   ServiceWorkerVersionInfo installing_version;
 
   int64_t stored_version_size_bytes;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INFO_H_