Service Manager: Rework Service and ServiceContext lifetime

content/public/common/service_info.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_PUBLIC_COMMON_SERVICE_INFO_H_
 #define CONTENT_PUBLIC_COMMON_SERVICE_INFO_H_
 
 #include <memory>
 
 #include "base/callback.h"
@@ skipping 26 matching lines @@
   // for this service. If null, behavior depends on the value of
   // |use_own_thread| below.
   scoped_refptr<base::SingleThreadTaskRunner> task_runner;
 
   // If |task_runner| is null, setting this to |true| will give each instance of
   // this service its own thread to run on. Setting this to |false| (the
   // default) will instead run the service on the main thread's task runner.
   //
   // If |task_runner| is not null, this value is ignored.
   bool use_own_thread = false;
-
-  // Whether a ServiceContext is created and passed to the service when the
-  // service is created.
-  bool service_owns_context = false;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_SERVICE_INFO_H_