[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/api/media_transport_interface.h b/api/media_transport_interface.h
index 33fa2ad..2a623a3 100644
--- a/api/media_transport_interface.h
+++ b/api/media_transport_interface.h
@@ -21,6 +21,7 @@
 #include <utility>
 #include <vector>
 
+#include "api/array_view.h"
 #include "api/rtcerror.h"
 #include "api/video/encoded_image.h"
 #include "common_types.h"  // NOLINT(build/include)