Bug 292247 [Viewers] StructuredViewer.findItems(Object) javadoc is not precise
The javadoc says "If the element map is disabled, the widget is found via <code>doFindInputItem</code>." but in the code method doFindItem is called.
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/StructuredViewer.java
* Returns whether an attempt should be made to preserve selection across
	 * update operations. To be used by subclasses that override
	 * {@link #preservingSelection(Runnable)}.
	 * 
	 * @return <code>true</code> if selection should be preserved,
	 *         <code>false</code> otherwise
	 */
	boolean getPreserveSelection() {
		return this.preserveSelection;
	}
	/**
	 * Hook for testing.
	 * @param element
	 * @return Widget
	 */
	public Widget testFindItem(Object element) {
		return findItem(element);
	}
	/**
	 * Hook for testing.
	 * @param element
	 * @return Widget[]
	 * @since 3.2
	 */
	public Widget[] testFindItems(Object element) {
		return findItems(element);
	}
	
	/**
	 * Removes all elements from the map.