Reland of Log created probe clusters to RtcEventLog.

webrtc/modules/pacing/bitrate_prober.h

 /*
  *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef WEBRTC_MODULES_PACING_BITRATE_PROBER_H_
 #define WEBRTC_MODULES_PACING_BITRATE_PROBER_H_
 
 #include <queue>
 
 #include "webrtc/base/basictypes.h"
 #include "webrtc/modules/include/module_common_types.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
+class RtcEventLog;
 
 // Note that this class isn't thread-safe by itself and therefore relies
 // on being protected by the caller.
 class BitrateProber {
  public:
   BitrateProber();
+  explicit BitrateProber(RtcEventLog* event_log);
 
   void SetEnabled(bool enable);
 
   // Returns true if the prober is in a probing session, i.e., it currently
   // wants packets to be sent out according to the time returned by
   // TimeUntilNextProbe().
   bool IsProbing() const;
 
   // Initializes a new probing session if the prober is allowed to probe. Does
   // not initialize the prober unless the packet size is large enough to probe
@@ skipping 56 matching lines @@
 
   // Probe bitrate per packet. These are used to compute the delta relative to
   // the previous probe packet based on the size and time when that packet was
   // sent.
   std::queue<ProbeCluster> clusters_;
 
   // Time the next probe should be sent when in kActive state.
   int64_t next_probe_time_ms_;
 
   int next_cluster_id_;
+  RtcEventLog* const event_log_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_PACING_BITRATE_PROBER_H_