Revert 226264 "Be able to build cast_unittest and related target..."

trunk/src/media/cast/congestion_control/congestion_control.h

 // Copyright 2013 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 MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_
 #define MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/default_tick_clock.h"
 #include "base/time/tick_clock.h"
 #include "base/time/time.h"
 
 namespace media {
 namespace cast {
 
 class CongestionControl {
  public:
   CongestionControl(float congestion_control_back_off,
                     uint32 max_bitrate_configured,
                     uint32 min_bitrate_configured,
                     uint32 start_bitrate);
 
-  virtual ~CongestionControl();
+  virtual ~CongestionControl() {}
 
   // Don't call OnAck if the same message contain a NACK.
   // Returns true if the bitrate have changed.
   bool OnAck(base::TimeDelta rtt_ms, uint32* new_bitrate);
 
   // Returns true if the bitrate have changed.
   bool OnNack(base::TimeDelta rtt_ms, uint32* new_bitrate);
 
   void set_clock(base::TickClock* clock) {
     clock_ = clock;
@@ skipping 10 matching lines @@
   scoped_ptr<base::TickClock> default_tick_clock_;
   base::TickClock* clock_;
 
   DISALLOW_COPY_AND_ASSIGN(CongestionControl);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif // MEDIA_CAST_CONGESTION_CONTROL_CONGESTION_CONTROL_H_