Userland: Remove a bunch of unused includes

As reported by CLion.

Userland/Utilities/aplay.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibAudio/Buffer.h>
 #include <LibAudio/ClientConnection.h>
 #include <LibAudio/Loader.h>
 #include <LibCore/ArgsParser.h>

Userland/Utilities/chmod.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/Optional.h>
-#include <AK/StdLibExtras.h>
 #include <stdio.h>
 #include <string.h>
 #include <sys/stat.h>

Userland/Utilities/chroot.cpp

@@ -8,7 +8,6 @@
 #include <LibCore/ArgsParser.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
 #include <unistd.h>
 
 int main(int argc, char** argv)

Userland/Utilities/date.cpp

@@ -7,7 +7,6 @@
 #include <AK/String.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/DateTime.h>
-#include <inttypes.h>
 #include <stdio.h>
 #include <time.h>
 #include <unistd.h>

Userland/Utilities/dd.cpp

@@ -7,15 +7,12 @@
 #include <AK/Optional.h>
 #include <AK/String.h>
 #include <AK/Vector.h>
-
 #include <fcntl.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <unistd.h>
-
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 const char* usage = "usage:\n"
                     "\tdd <options>\n"

Userland/Utilities/df.cpp

@@ -10,15 +10,11 @@
 #include <AK/JsonObject.h>
 #include <AK/NumberFormat.h>
 #include <AK/String.h>
-#include <AK/Vector.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/File.h>
-#include <fcntl.h>
 #include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
 
 static bool flag_human_readable = false;
 

Userland/Utilities/hostname.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <LibCore/ArgsParser.h>
-#include <errno.h>
 #include <limits.h>
 #include <stdio.h>
 #include <string.h>

Userland/Utilities/ifconfig.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/Assertions.h>
-#include <AK/ByteBuffer.h>
 #include <AK/JsonArray.h>
 #include <AK/JsonObject.h>
 #include <AK/NumberFormat.h>

Userland/Utilities/killall.cpp

@@ -10,7 +10,6 @@
 #include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
 
 static void print_usage_and_exit()
 {

Userland/Utilities/md.cpp

@@ -4,14 +4,11 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <AK/ByteBuffer.h>
-#include <AK/OwnPtr.h>
 #include <AK/String.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/File.h>
 #include <LibMarkdown/Document.h>
 #include <stdio.h>
-#include <string.h>
 #include <sys/ioctl.h>
 #include <unistd.h>
 

Userland/Utilities/mount.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/Assertions.h>
-#include <AK/ByteBuffer.h>
 #include <AK/JsonArray.h>
 #include <AK/JsonObject.h>
 #include <AK/JsonValue.h>

Userland/Utilities/pape.cpp

@@ -6,18 +6,10 @@
 
 #include <AK/String.h>
 #include <AK/StringBuilder.h>
-#include <AK/Vector.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/DirIterator.h>
 #include <LibGUI/Application.h>
 #include <LibGUI/Desktop.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
 
 static int handle_show_all()
 {

Userland/Utilities/pidof.cpp

@@ -4,12 +4,9 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <AK/HashMap.h>
 #include <AK/String.h>
-#include <AK/Vector.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/ProcessStatisticsReader.h>
-#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

Userland/Utilities/pmap.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/Assertions.h>
-#include <AK/ByteBuffer.h>
 #include <AK/JsonObject.h>
 #include <AK/QuickSort.h>
 #include <AK/String.h>

Userland/Utilities/ps.cpp

@@ -6,9 +6,7 @@
 
 #include <AK/QuickSort.h>
 #include <LibCore/ArgsParser.h>
-#include <LibCore/File.h>
 #include <LibCore/ProcessStatisticsReader.h>
-#include <fcntl.h>
 #include <stdio.h>
 #include <unistd.h>
 

Userland/Utilities/purge.cpp

@@ -7,7 +7,6 @@
 #include <LibCore/ArgsParser.h>
 #include <serenity.h>
 #include <stdio.h>
-#include <string.h>
 
 int main(int argc, char** argv)
 {

Userland/Utilities/realpath.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <LibCore/ArgsParser.h>
-#include <errno.h>
 #include <stdio.h>
 #include <unistd.h>
 

Userland/Utilities/sysctl.cpp

@@ -7,16 +7,9 @@
 #include <AK/ByteBuffer.h>
 #include <AK/String.h>
 #include <AK/StringBuilder.h>
-#include <AK/Vector.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/DirIterator.h>
 #include <LibCore/File.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <string.h>
-#include <unistd.h>
 
 static String read_var(const String& name)
 {

Userland/Utilities/tail.cpp

@@ -4,14 +4,10 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <AK/Assertions.h>
-#include <AK/ByteBuffer.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/File.h>
-#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
 #include <unistd.h>
 
 #define DEFAULT_LINE_COUNT 10

Userland/Utilities/w.cpp

@@ -10,7 +10,6 @@
 #include <LibCore/DateTime.h>
 #include <LibCore/File.h>
 #include <LibCore/ProcessStatisticsReader.h>
-#include <inttypes.h>
 #include <pwd.h>
 #include <stdio.h>
 #include <sys/stat.h>