Use suffixed {uint,int}{8,16,32,64}_t types.

webrtc/modules/audio_processing/include/audio_processing.h

Index: webrtc/modules/audio_processing/include/audio_processing.h
diff --git a/webrtc/modules/audio_processing/include/audio_processing.h b/webrtc/modules/audio_processing/include/audio_processing.h
index 445d5c8c247886fbb8b7273ebc8ee48d9a433738..fbed840b8fb06e71e681031426a3f26cc78497df 100644
--- a/webrtc/modules/audio_processing/include/audio_processing.h
+++ b/webrtc/modules/audio_processing/include/audio_processing.h
@@ -159,7 +159,7 @@ static const int kAudioProcMaxNativeSampleRateHz = 32000;
 //   2. Parameter getters are never called concurrently with the corresponding
 //      setter.
 //
-// APM accepts only linear PCM audio data in chunks of 10 ms. The int16
+// APM accepts only linear PCM audio data in chunks of 10 ms. The int16_t
 // interfaces use interleaved data, while the float interfaces use deinterleaved
 // data.
 //
@@ -240,7 +240,7 @@ class AudioProcessing {
   // If the parameters are known at init-time though, they may be provided.
   virtual int Initialize() = 0;
 
-  // The int16 interfaces require:
+  // The int16_t interfaces require:
   //   - only |NativeRate|s be used
   //   - that the input, output and reverse rates must match
   //   - that |processing_config.output_stream()| matches