Bug 263927 SWTEventHelper drag/drop broken
The last change removed the Display.map() call.
tests/org.eclipse.ui.tests.harness/src/org/eclipse/ui/tests/harness/util/SWTEventHelper.java
public static void pressKeyCode(Display display, int keyCode) {
		pressKeyCode(display, keyCode, true);
	}
	public static void pressKeyCode(Display display, int keyCode,
			boolean runEventQueue) {
		keyCodeDown(display, keyCode, runEventQueue);
		keyCodeUp(display, keyCode, runEventQueue);
	}
	public static void pressKeyCodeCombination(Display display, int[] keyCodes) {
		pressKeyCodeCombination(display, keyCodes, true);
	}
	public static void pressKeyCodeCombination(Display display, int[] keyCodes,
			boolean runEventQueue) {
		for (int i = 0; i < keyCodes.length; i++)
			keyCodeDown(display, keyCodes[i], runEventQueue);