remove unnecessary includes

compile_commands.json

@@ -0,0 +1,58 @@
+[
+  {
+    "arguments": [
+      "/usr/bin/g++",
+      "-g",
+      "-O0",
+      "-Wall",
+      "-Wextra",
+      "-m64",
+      "-pipe",
+      "-fexceptions",
+      "-fvisibility=hidden",
+      "-fvisibility-inlines-hidden",
+      "-fPIC",
+      "-DTILED_EDITOR_LIBRARY",
+      "-DTILED_VERSION=1.10.2",
+      "-DQT_DISABLE_DEPRECATED_BEFORE=QT_VERSION_CHECK(5,15,0)",
+      "-DQT_NO_DEPRECATED_WARNINGS",
+      "-DQT_NO_CAST_FROM_ASCII",
+      "-DQT_NO_CAST_TO_ASCII",
+      "-DQT_NO_FOREACH",
+      "-DQT_NO_URL_CAST_FROM_STRING",
+      "-D_USE_MATH_DEFINES",
+      "-DTILED_ENABLE_DBUS",
+      "-DQT_SVG_LIB",
+      "-DQT_QML_LIB",
+      "-DQT_DBUS_LIB",
+      "-DQT_CONCURRENT_LIB",
+      "-DQT_WIDGETS_LIB",
+      "-DQT_NETWORK_LIB",
+      "-DQT_GUI_LIB",
+      "-DQT_CORE_LIB",
+      "-I/home/kdx/opt/tiled/src/tiled",
+      "-I/home/kdx/opt/tiled/src/qtsingleapplication/src",
+      "-I/home/kdx/opt/tiled/src/qtpropertybrowser/src",
+      "-I/home/kdx/opt/tiled/src/libtiled",
+      "-I/home/kdx/opt/tiled/default/libtilededitor.877b2b3a/qt.headers",
+      "-isystem/usr/include/qt",
+      "-isystem/usr/include/qt/QtSvg",
+      "-isystem/usr/include/qt/QtQml",
+      "-isystem/usr/include/qt/QtDBus",
+      "-isystem/usr/include/qt/QtConcurrent",
+      "-isystem/usr/include/qt/QtWidgets",
+      "-isystem/usr/include/qt/QtNetwork",
+      "-isystem/usr/include/qt/QtGui",
+      "-isystem/usr/include/qt/QtCore",
+      "-isystem/usr/lib/qt/mkspecs/linux-g++",
+      "-std=c++17",
+      "-c",
+      "-o",
+      "/home/kdx/opt/tiled/default/libtilededitor.877b2b3a/3a52ce780950d4d9/mapdocumentactionhandler.cpp.o",
+      "/home/kdx/opt/tiled/src/tiled/mapdocumentactionhandler.cpp"
+    ],
+    "directory": "/home/kdx/opt/tiled",
+    "file": "/home/kdx/opt/tiled/src/tiled/mapdocumentactionhandler.cpp",
+    "output": "/home/kdx/opt/tiled/default/libtilededitor.877b2b3a/3a52ce780950d4d9/mapdocumentactionhandler.cpp.o"
+  }
+]

src/tiled/capturestamphelper.cpp

@@ -20,14 +20,12 @@
 
 #include "capturestamphelper.h"
 
-#include "changeselectedarea.h"
 #include "erasetiles.h"
 #include "map.h"
 #include "mapdocument.h"
 #include "tilelayer.h"
 
 #include <memory>
-#include <qundostack.h>
 
 namespace Tiled {