Fix Chromium clang plugin warnings

webrtc/modules/audio_processing/splitting_filter.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.
  */
 
@@ skipping 28 matching lines @@
 // Splitting filter which is able to split into and merge from 2 or 3 frequency
 // bands. The number of channels needs to be provided at construction time.
 //
 // For each block, Analysis() is called to split into bands and then Synthesis()
 // to merge these bands again. The input and output signals are contained in
 // IFChannelBuffers and for the different bands an array of IFChannelBuffers is
 // used.
 class SplittingFilter {
  public:
   SplittingFilter(size_t num_channels, size_t num_bands, size_t num_frames);
+  ~SplittingFilter();
 
   void Analysis(const IFChannelBuffer* data, IFChannelBuffer* bands);
   void Synthesis(const IFChannelBuffer* bands, IFChannelBuffer* data);
 
  private:
   // Two-band analysis and synthesis work for 640 samples or less.
   void TwoBandsAnalysis(const IFChannelBuffer* data, IFChannelBuffer* bands);
   void TwoBandsSynthesis(const IFChannelBuffer* bands, IFChannelBuffer* data);
   void ThreeBandsAnalysis(const IFChannelBuffer* data, IFChannelBuffer* bands);
   void ThreeBandsSynthesis(const IFChannelBuffer* bands, IFChannelBuffer* data);
   void InitBuffers();
 
   const size_t num_bands_;
   std::vector<TwoBandsStates> two_bands_states_;
   std::vector<std::unique_ptr<ThreeBandFilterBank>> three_band_filter_banks_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_AUDIO_PROCESSING_SPLITTING_FILTER_H_