PlzNavigate: Fix ServiceWorkerHandler not finding WebContents.

content/browser/service_worker/service_worker_context_watcher.h

 // Copyright 2015 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_CONTEXT_WATCHER_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_WATCHER_H_
 
 #include <stdint.h>
 
 #include <unordered_map>
@@ skipping 72 matching lines @@
       base::Time script_response_time,
       base::Time script_last_modified) override;
   void OnErrorReported(int64_t version_id,
                        int process_id,
                        int thread_id,
                        const ErrorInfo& info) override;
   void OnReportConsoleMessage(int64_t version_id,
                               int process_id,
                               int thread_id,
                               const ConsoleMessage& message) override;
-  void OnControlleeAdded(int64_t version_id,
-                         const std::string& uuid,
-                         int process_id,
-                         int route_id,
-                         ServiceWorkerProviderType type) override;
+  void OnControlleeAdded(
+      int64_t version_id,
+      const std::string& uuid,
+      int process_id,
+      int route_id,
+      const base::Callback<WebContents*(void)>& web_contents_getter,
+      ServiceWorkerProviderType type) override;
   void OnControlleeRemoved(int64_t version_id,
                            const std::string& uuid) override;
   void OnRegistrationStored(int64_t registration_id,
                             const GURL& pattern) override;
   void OnRegistrationDeleted(int64_t registration_id,
                              const GURL& pattern) override;
 
   std::unordered_map<int64_t, std::unique_ptr<ServiceWorkerVersionInfo>>
       version_info_map_;
   scoped_refptr<ServiceWorkerContextWrapper> context_;
   WorkerRegistrationUpdatedCallback registration_callback_;
   WorkerVersionUpdatedCallback version_callback_;
   WorkerErrorReportedCallback error_callback_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_WATCHER_H_