Bug 66219 [Contributions] ActionContributionItem always gets the currentTimeMillis
Using 0607 In ActionContributionItem.handleWidgetSelection() there is an exposed System.currentTimeMillis() which should be enclosed in the if (trace).
bundles/org.eclipse.jface/src/org/eclipse/jface/action/ActionContributionItem.java
if (display.getThread() == Thread.currentThread()) {
				update(e.getProperty());
			} else {
				display.asyncExec(new Runnable() {
					public void run() {
						update(e.getProperty());
					}
				});
			}
		}
	}
	/**
	 * Compares this action contribution item with another object. Two action
	 * contribution items are equal if they refer to the identical Action.
	 */
	public boolean equals(Object o) {
		if (!(o instanceof ActionContributionItem)) {
			return false;
		}
		return action.equals(((ActionContributionItem) o).action);
	}
	/**
	 * The <code>ActionContributionItem</code> implementation of this
	 * <code>IContributionItem</code> method creates an SWT
	 * <code>Button</code> for the action using the action's style. If the
	 * action's checked property has been set, the button is created and primed
	 * to the value of the checked property.
	 */
	public void fill(Composite parent) {
		if (widget == null && parent != null) {