Update a ton of audio code to use size_t more correctly and in general reduce

webrtc/modules/audio_processing/ns/nsx_core_neon.c

 /*
  *  Copyright (c) 2012 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 123 matching lines @@
 void WebRtcNsx_NoiseEstimationNeon(NoiseSuppressionFixedC* inst,
                                    uint16_t* magn,
                                    uint32_t* noise,
                                    int16_t* q_noise) {
   int16_t lmagn[HALF_ANAL_BLOCKL], counter, countDiv;
   int16_t countProd, delta, zeros, frac;
   int16_t log2, tabind, logval, tmp16, tmp16no1, tmp16no2;
   const int16_t log2_const = 22713;
   const int16_t width_factor = 21845;
 
-  int i, s, offset;
+  size_t i, s, offset;
 
   tabind = inst->stages - inst->normData;
   assert(tabind < 9);
   assert(tabind > -9);
   if (tabind < 0) {
     logval = -WebRtcNsx_kLogTable[-tabind];
   } else {
     logval = WebRtcNsx_kLogTable[tabind];
   }
 
@@ skipping 434 matching lines @@
 
     int16x4_t result_low = vrshrn_n_s32(tmp32_low, 14);
     int16x4_t result_high = vrshrn_n_s32(tmp32_high, 14);
     vst1q_s16(p_start_out, vcombine_s16(result_low, result_high));
 
     p_start_buffer += 8;
     p_start_window += 8;
     p_start_out += 8;
   }
 }