In-class-initialize LIMITED_MEDIA_LOG log counters

media/filters/frame_processor.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 MEDIA_FILTERS_FRAME_PROCESSOR_H_
 #define MEDIA_FILTERS_FRAME_PROCESSOR_H_
 
 #include <map>
 
 #include "base/basictypes.h"
@@ skipping 135 matching lines @@
 
   // The AudioDecoderConfig associated with buffers handed to ProcessFrames().
   AudioDecoderConfig current_audio_config_;
   base::TimeDelta sample_duration_;
 
   // The AppendMode of the associated SourceBuffer.
   // See SetSequenceMode() for interpretation of |sequence_mode_|.
   // Per http://www.w3.org/TR/media-source/#widl-SourceBuffer-mode:
   // Controls how a sequence of media segments are handled. This is initially
   // set to false ("segments").
-  bool sequence_mode_;
+  bool sequence_mode_ = false;
 
   // Tracks the MSE coded frame processing variable of same name.
   // Initially kNoTimestamp(), meaning "unset".
   base::TimeDelta group_start_timestamp_;
 
   // Tracks the MSE coded frame processing variable of same name. It stores the
   // highest coded frame end timestamp across all coded frames in the current
   // coded frame group. It is set to 0 when the SourceBuffer object is created
   // and gets updated by ProcessFrames().
   base::TimeDelta group_end_timestamp_;
 
   UpdateDurationCB update_duration_cb_;
 
   // MediaLog for reporting messages and properties to debug content and engine.
   scoped_refptr<MediaLog> media_log_;
 
   // Counters that limit spam to |media_log_| for frame processor warnings.
-  int num_dropped_preroll_warnings_;
-  int num_dts_beyond_pts_warnings_;
+  int num_dropped_preroll_warnings_ = 0;
+  int num_dts_beyond_pts_warnings_ = 0;
 
   DISALLOW_COPY_AND_ASSIGN(FrameProcessor);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_FRAME_PROCESSOR_H_