Bug 38155 Create dialog for Add Unimplemented Constructors action
Create a dialog so that the add unimplemented constructors action behaves more like the rest of the source/action dialogs.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/AddGetterSetterAction.java
* @see ITreeContentProvider#hasChildren(Object)
		 */
		public boolean hasChildren(Object element) {
			return getChildren(element).length > 0;
		}
		
				
		/*
		 * @see IStructuredContentProvider#getElements(Object)
		 */
		public Object[] getElements(Object inputElement) {
			return fGetterSetterEntries.keySet().toArray();
		}
		
		
		/*
		 * @see IContentProvider#dispose()
		 */
		public void dispose() {
			fGetterSetterEntries.clear();
			fGetterSetterEntries= null;
		}
		/*
		 * @see IContentProvider#inputChanged(Viewer, Object, Object)
		 */
		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
		}
	}
	
	private static class GetterSetterTreeSelectionDialog extends SourceActionDialog {