include cleanups (powered by iwyu)

test/read_mixer.cxx

@@ -21,15 +21,11 @@
 #include "mixer/MixerControl.hxx"
 #include "mixer/MixerList.hxx"
 #include "filter/FilterRegistry.hxx"
-#include "pcm/Volume.hxx"
-#include "Main.hxx"
 #include "event/Loop.hxx"
 #include "config/Block.hxx"
 #include "util/PrintException.hxx"
 
 #include <assert.h>
-#include <string.h>
-#include <unistd.h>
 #include <stdlib.h>
 
 const FilterPlugin *

test/run_encoder.cxx

@@ -27,11 +27,11 @@
 #include "fs/io/StdioOutputStream.hxx"
 #include "util/PrintException.hxx"
 
+#include <exception>
 #include <memory>
 
 #include <stdio.h>
 #include <stdlib.h>
-#include <stddef.h>
 #include <unistd.h>
 
 int main(int argc, char **argv)

test/run_output.cxx

@@ -24,7 +24,7 @@
 #include "event/Thread.hxx"
 #include "fs/Path.hxx"
 #include "AudioParser.hxx"
-#include "pcm/Convert.hxx"
+#include "AudioFormat.hxx"
 #include "util/StringBuffer.hxx"
 #include "util/RuntimeError.hxx"
 #include "util/ScopeExit.hxx"

test/test_vorbis_encoder.cxx

@@ -30,8 +30,8 @@
 
 #include <memory>
 
+#include <assert.h>
 #include <stddef.h>
-#include <unistd.h>
 
 static uint8_t zero[256];