PlzNavigate: detect when a ServiceWorker is present

content/common/navigation_params.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_COMMON_NAVIGATION_PARAMS_H_
 #define CONTENT_COMMON_NAVIGATION_PARAMS_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 280 matching lines @@
 
   // Whether session history should be cleared. In that case, the RenderView
   // needs to notify the browser that the clearing was succesful when the
   // navigation commits.
   bool should_clear_history_list;
 
   // PlzNavigate
   // Whether a ServiceWorkerProviderHost should be created for the window.
   bool should_create_service_worker;
 
-  // PlzNavigate
-  // The ServiceWorkerProviderHost ID used for navigations, if it was already
-  // created by the browser. Set to kInvalidServiceWorkerProviderId otherwise.
-  // This parameter is not used in the current navigation architecture, where
-  // it will always be equal to kInvalidServiceWorkerProviderId.
-  int service_worker_provider_id;
-
 #if defined(OS_ANDROID)
   // The real content of the data: URL. Only used in Android WebView for
   // implementing LoadDataWithBaseUrl API method to circumvent the restriction
   // on the GURL max length in the IPC layer. Short data: URLs can still be
   // passed in the |CommonNavigationParams::url| field.
   std::string data_url_as_string;
 #endif
 };
 
 // Helper struct keeping track in one place of all the parameters the browser
 // needs to provide to the renderer.
 struct NavigationParams {
   NavigationParams(const CommonNavigationParams& common_params,
                    const StartNavigationParams& start_params,
                    const RequestNavigationParams& request_params);
   ~NavigationParams();
 
   CommonNavigationParams common_params;
   StartNavigationParams start_params;
   RequestNavigationParams request_params;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_NAVIGATION_PARAMS_H_