CookieStore: Remove reference counting.

net/url_request/url_request_context_getter.h

 // Copyright (c) 2012 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 NET_URL_REQUEST_URL_REQUEST_CONTEXT_GETTER_H_
 #define NET_URL_REQUEST_URL_REQUEST_CONTEXT_GETTER_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/observer_list.h"
@@ skipping 11 matching lines @@
 
 struct URLRequestContextGetterTraits;
 
 // Interface for retrieving an URLRequestContext.
 class NET_EXPORT URLRequestContextGetter
     : public base::RefCountedThreadSafe<URLRequestContextGetter,
                                         URLRequestContextGetterTraits> {
  public:
   // Returns the URLRequestContextGetter's URLRequestContext. Must only be
   // called on the network task runner. Once NotifyContextShuttingDown() is
-  // invoked, must always return nullptr.
+  // invoked, must always return nullptr. Does not transfer ownership of
+  // the URLRequestContext.
   virtual URLRequestContext* GetURLRequestContext() = 0;
 
   // Returns a SingleThreadTaskRunner corresponding to the thread on
   // which the network IO happens (the thread on which the returned
   // URLRequestContext may be used).
   virtual scoped_refptr<base::SingleThreadTaskRunner>
       GetNetworkTaskRunner() const = 0;
 
   // Adds / removes an observer to watch for shutdown of |this|'s context. Must
   // only be called on network thread. May not be called once
@@ skipping 55 matching lines @@
 
   URLRequestContext* context_;
   const scoped_refptr<base::SingleThreadTaskRunner> main_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(TrivialURLRequestContextGetter);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_CONTEXT_GETTER_H_