Bug 548807 - Dirty fix for failing databinding test case

Fix for a test case that has been failing on Mac only
in the latest builds:

DelayedObservableValueTest.testWait_FiresPendingValueChange

Change-Id: Iae51fb09fbd6fe01ac873819766a2e10202909be
Signed-off-by: Jens Lidestrom <jens@lidestrom.se>
diff --git a/tests/org.eclipse.jface.tests.databinding/src/org/eclipse/core/tests/internal/databinding/observable/DelayedObservableValueTest.java b/tests/org.eclipse.jface.tests.databinding/src/org/eclipse/core/tests/internal/databinding/observable/DelayedObservableValueTest.java
index e269a22..f0451f8 100644
--- a/tests/org.eclipse.jface.tests.databinding/src/org/eclipse/core/tests/internal/databinding/observable/DelayedObservableValueTest.java
+++ b/tests/org.eclipse.jface.tests.databinding/src/org/eclipse/core/tests/internal/databinding/observable/DelayedObservableValueTest.java
@@ -149,7 +149,7 @@
 			@Override
 			public void run() {
 				// Give plenty of time for display to run timer task
-				long timeout = time() + 5000;
+				long timeout = time() + 20_000;
 				do {
 					sleep(10);
 					processDisplayEvents();