Add brotli content-encoding filter.

net/http/http_transaction_test_util.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 NET_HTTP_HTTP_TRANSACTION_UNITTEST_H_
 #define NET_HTTP_HTTP_TRANSACTION_UNITTEST_H_
 
 #include "net/http/http_transaction.h"
 
 #include <stdint.h>
@@ skipping 300 matching lines @@
   HttpCache* GetCache() override;
   HttpNetworkSession* GetSession() override;
 
   // The caller must guarantee that |clock| will outlive this object.
   void SetClock(base::Clock* clock);
   base::Clock* clock() const { return clock_; }
 
   // The current time (will use clock_ if it is non NULL).
   base::Time Now();
 
+  void set_network_session(HttpNetworkSession* session) { session_ = session; }
+
  private:
   int transaction_count_;
   bool done_reading_called_;
   bool stop_caching_called_;
   RequestPriority last_create_transaction_priority_;
 
   // By default clock_ is NULL but it can be set to a custom clock by test
   // frameworks using SetClock.
   base::Clock* clock_;
 
   base::WeakPtr<MockNetworkTransaction> last_transaction_;
+
+  HttpNetworkSession* session_;
 };
 
 //-----------------------------------------------------------------------------
 // helpers
 
 // read the transaction completely
 int ReadTransaction(HttpTransaction* trans, std::string* result);
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_TRANSACTION_UNITTEST_H_