[nobug] fix failing unit test by inlining DebugUIPlugin.getStandardDisplay()
diff --git a/tests/org.eclipse.wst.jsdt.debug.core.tests/src/org/eclipse/wst/debug/core/tests/AbstractDebugTest.java b/tests/org.eclipse.wst.jsdt.debug.core.tests/src/org/eclipse/wst/debug/core/tests/AbstractDebugTest.java
index 3f8c1cf..d3b42f5 100644
--- a/tests/org.eclipse.wst.jsdt.debug.core.tests/src/org/eclipse/wst/debug/core/tests/AbstractDebugTest.java
+++ b/tests/org.eclipse.wst.jsdt.debug.core.tests/src/org/eclipse/wst/debug/core/tests/AbstractDebugTest.java
@@ -147,7 +147,7 @@
 	 * @param id
 	 */
 	protected void switchToPerspective(final String id) {
-        DebugUIPlugin.getStandardDisplay().syncExec(new Runnable() {
+		PlatformUI.getWorkbench().getDisplay().syncExec(new Runnable() {
             public void run() {
                 IWorkbench workbench = PlatformUI.getWorkbench();
                 IPerspectiveDescriptor descriptor = workbench.getPerspectiveRegistry().findPerspectiveWithId(id);