Gave the ClosestNativeRate method in APM a more proper name

webrtc/modules/audio_processing/audio_processing_impl.cc

 /*
  *  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 76 matching lines @@
 
   assert(false);
   return false;
 }
 
 bool is_multi_band(int sample_rate_hz) {
   return sample_rate_hz == AudioProcessing::kSampleRate32kHz ||
          sample_rate_hz == AudioProcessing::kSampleRate48kHz;
 }
 
-int ClosestNativeRate(int min_proc_rate) {
+int ClosestHigherNativeRate(int min_proc_rate) {
   for (int rate : AudioProcessing::kNativeSampleRatesHz) {
     if (rate >= min_proc_rate) {
       return rate;
     }
   }
   return AudioProcessing::kMaxNativeSampleRateHz;
 }
 
 }  // namespace
 
@@ skipping 247 matching lines @@
     return kBadNumberChannelsError;
   }
 
   if (capture_nonlocked_.beamformer_enabled &&
       num_in_channels != capture_.array_geometry.size()) {
     return kBadNumberChannelsError;
   }
 
   formats_.api_format = config;
 
-  capture_nonlocked_.fwd_proc_format = StreamConfig(ClosestNativeRate(std::min(
-      formats_.api_format.input_stream().sample_rate_hz(),
-      formats_.api_format.output_stream().sample_rate_hz())));
+  capture_nonlocked_.fwd_proc_format = StreamConfig(ClosestHigherNativeRate(
+      std::min(formats_.api_format.input_stream().sample_rate_hz(),
+               formats_.api_format.output_stream().sample_rate_hz())));
 
   // We normally process the reverse stream at 16 kHz. Unless...
   int rev_proc_rate = kSampleRate16kHz;
   if (capture_nonlocked_.fwd_proc_format.sample_rate_hz() == kSampleRate8kHz) {
     // ...the forward stream is at 8 kHz.
     rev_proc_rate = kSampleRate8kHz;
   } else {
     if (formats_.api_format.reverse_input_stream().sample_rate_hz() ==
         kSampleRate32kHz) {
       // ...or the input is at 32 kHz, in which case we use the splitting
@@ skipping 1071 matching lines @@
   debug_dump_.capture.event_msg->mutable_config()->CopyFrom(config);
 
   RETURN_ON_ERR(WriteMessageToDebugFile(debug_dump_.debug_file.get(),
                                         &debug_dump_.num_bytes_left_for_log_,
                                         &crit_debug_, &debug_dump_.capture));
   return kNoError;
 }
 #endif  // WEBRTC_AUDIOPROC_DEBUG_DUMP
 
 }  // namespace webrtc