Bug 63420 [R21PRES] Flash on tab switch
bundles/org.eclipse.ui.presentations.r21/src/org/eclipse/ui/internal/presentations/R21BasicStackPresentation.java
}
		});
		paneFolder.flush();
	}
	/**
	 * Initializes a tab for the given part. Sets the text, icon, tool tip, etc.
	 * This will also be called whenever a relevant property changes in the part
	 * to reflect those changes in the tab. Subclasses may override to change
	 * the appearance of tabs for a particular part.
	 * 
	 * @param tabItem
	 *            tab for the part
	 * @param part
	 *            the part being displayed
	 */
	protected void initTab(CTabItem tabItem, IPresentablePart part) {
		tabItem.setText(part.getName());
		
		String toolTipText = part.getTitleToolTip();
		if (!toolTipText.equals(Util.ZERO_LENGTH_STRING)) {
			tabItem.setToolTipText(toolTipText);
		}
		
		
		
		
				
		
		
		 else{