[Cleanup] Add missing #include. Remove useless ones.

This CL is the result of running include-what-you-use tool on part
of the code base (audio target and dependencies) plus manual fixes.

bug: webrtc:8311
Change-Id: I277d281ce943c3ecc1bd45fd8d83055931743604
Reviewed-on: https://webrtc-review.googlesource.com/c/106280
Commit-Queue: Yves Gerey <yvesg@google.com>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25311}
diff --git a/modules/audio_processing/voice_detection_impl.cc b/modules/audio_processing/voice_detection_impl.cc
index 9280be1..c55ca4a 100644
--- a/modules/audio_processing/voice_detection_impl.cc
+++ b/modules/audio_processing/voice_detection_impl.cc
@@ -10,8 +10,10 @@
 
 #include "modules/audio_processing/voice_detection_impl.h"
 
+#include "api/audio/audio_frame.h"
 #include "common_audio/vad/include/webrtc_vad.h"
 #include "modules/audio_processing/audio_buffer.h"
+#include "rtc_base/checks.h"
 #include "rtc_base/constructormagic.h"
 
 namespace webrtc {