Setup touchpad shortcuts and input event filters only on Wayland

They work only on Wayland.

src/input.cpp

@@ -2263,9 +2263,10 @@ void InputRedirection::setupWorkspace()
 
         updateLeds(m_keyboard->xkb()->leds());
         connect(m_keyboard, &KeyboardInputRedirection::ledsChanged, this, &InputRedirection::updateLeds);
-    }
+
         setupTouchpadShortcuts();
         setupInputFilters();
+    }
 }
 
 class UserActivitySpy : public InputEventSpy
@@ -2419,12 +2420,11 @@ private:
 
 void InputRedirection::setupInputFilters()
 {
-    const bool hasGlobalShortcutSupport = !waylandServer() || waylandServer()->hasGlobalShortcutSupport();
+    const bool hasGlobalShortcutSupport = waylandServer()->hasGlobalShortcutSupport();
     if ((kwinApp()->platform()->session()->capabilities() & Session::Capability::SwitchTerminal)
             && hasGlobalShortcutSupport) {
         installInputEventFilter(new VirtualTerminalFilter);
     }
-    if (waylandServer()) {
     installInputEventSpy(new HideCursorSpy);
     installInputEventSpy(new UserActivitySpy);
     if (hasGlobalShortcutSupport) {
@@ -2434,7 +2434,6 @@ void InputRedirection::setupInputFilters()
     installInputEventFilter(new LockScreenFilter);
     m_windowSelector = new WindowSelectorFilter;
     installInputEventFilter(m_windowSelector);
-    }
     if (hasGlobalShortcutSupport) {
         installInputEventFilter(new ScreenEdgeInputFilter);
     }
@@ -2446,16 +2445,12 @@ void InputRedirection::setupInputFilters()
     if (hasGlobalShortcutSupport) {
         installInputEventFilter(new GlobalShortcutFilter);
     }
-    if (waylandServer()) {
     installInputEventFilter(new PopupInputFilter);
-    }
     installInputEventFilter(new DecorationEventFilter);
-    if (waylandServer()) {
     installInputEventFilter(new WindowActionInputFilter);
     installInputEventFilter(new InternalWindowEventFilter);
     installInputEventFilter(new ForwardInputFilter);
     installInputEventFilter(new TabletInputFilter);
-    }
 }
 
 void InputRedirection::handleInputConfigChanged(const KConfigGroup &group)