Bug 68546 PackageExplorer uses deprecated setTitle method [package explorer]
PackeageExplorerPart should use setContentDescription(inputText) rather than setTitle("Package Explorer : " + inputText)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/packageview/PackageExplorerPart.java
}
		public void partDeactivated(IWorkbenchPart part) {
		}
		public void partOpened(IWorkbenchPart part) {
		}
	};
	
	private ITreeViewerListener fExpansionListener= new ITreeViewerListener() {
		public void treeCollapsed(TreeExpansionEvent event) {
		}
		
		public void treeExpanded(TreeExpansionEvent event) {
			Object element= event.getElement();
			if (element instanceof ICompilationUnit || 
				element instanceof IClassFile)
				expandMainType(element);
		}
	};
	private class PackageExplorerProblemTreeViewer extends ProblemTreeViewer {
		 
		List fPendingGetChildren;
		
		public PackageExplorerProblemTreeViewer(Composite parent, int style) {
			super(parent, style);
			fPendingGetChildren= Collections.synchronizedList(new ArrayList());
		}
		public void add(Object parentElement, Object[] childElements) {
			if (fPendingGetChildren.contains(parentElement)) 
				return;