Drop some no longer needed includes

Less warnings

activation.cpp

@@ -36,7 +36,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #endif
 
 #include <fixx11h.h>
-#include <kxerrorhandler.h>
 #include <kstartupinfo.h>
 #include <kstringhandler.h>
 #include <KDE/KLocalizedString>

compositingprefs.cpp

@@ -25,7 +25,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #include <kconfiggroup.h>
 #include <kdebug.h>
-#include <kxerrorhandler.h>
 #include <KDE/KGlobal>
 #include <KDE/KLocalizedString>
 #include <kdeversion.h>

effects/desktopgrid/desktopgrid.cpp

@@ -31,7 +31,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <kaction.h>
 #include <kactioncollection.h>
 #include <kdebug.h>
-#include <KDE/KGlobal>
 #include <KDE/KLocalizedString>
 #include <KDE/KStandardDirs>
 #include <netwm_def.h>

effects/presentwindows/presentwindows.cpp

@@ -24,7 +24,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "presentwindowsconfig.h"
 #include <kactioncollection.h>
 #include <kaction.h>
-#include <KDE/KGlobal>
 #include <KDE/KIcon>
 #include <KDE/KLocalizedString>
 #include <KDE/KStandardDirs>

glxbackend.cpp

@@ -34,7 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <kwinglplatform.h>
 // KDE
 #include <KDE/KDebug>
-#include <KDE/KXErrorHandler>
 
 namespace KWin
 {

libkdecorations/kcommondecoration.cpp

@@ -35,7 +35,6 @@
 
 #include <kdebug.h>
 
-#include <kapplication.h>
 #include "kdecorationfactory.h"
 #include <KDE/KLocalizedString>
 

libkdecorations/kdecoration.cpp

@@ -28,7 +28,6 @@ DEALINGS IN THE SOFTWARE.
 #include <kdebug.h>
 #include <QApplication>
 #include <QMenu>
-#include <kglobal.h>
 #include <assert.h>
 #include <X11/Xlib.h>
 #include <fixx11h.h>

libkdecorations/kdecoration_plugins_p.cpp

@@ -32,7 +32,6 @@ DEALINGS IN THE SOFTWARE.
 #include <klibrary.h>
 #include <kconfiggroup.h>
 #include <KDE/KLocalizedString>
-#include <KDE/KGlobal>
 #include <assert.h>
 
 #include <QDir>

main.cpp

@@ -36,7 +36,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <fcntl.h>
 #include <QX11Info>
 #include <stdio.h>
-#include <kxerrorhandler.h>
 #include <fixx11h.h>
 #include <QtDBus/QtDBus>
 #include <QMessageBox>

scene_opengl.cpp

@@ -34,8 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "glxbackend.h"
 #endif
 
-#include <kxerrorhandler.h>
-
 #include <kwinglcolorcorrection.h>
 #include <kwinglplatform.h>