Bug 71283 Type Hierarchy View should show active working set in content description [type hierarchy]
Eclipse 3.0 The type hierarchy should show the active working set in the content description. Instead of WorkbenchPart#setTitle(), it should use setContentDescription() to display the focus type and active working set.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
try {
			if (fOrientation != VIEW_ORIENTATION_AUTOMATIC) {
				setOrientation(fOrientation);
			}
			else {
				if (fOrientation == VIEW_ORIENTATION_SINGLE)
					return;
				Point size= fParent.getSize();
				if (size.x != 0 && size.y != 0) {
					if (size.x > size.y) 
						setOrientation(VIEW_ORIENTATION_HORIZONTAL);
					else 
						setOrientation(VIEW_ORIENTATION_VERTICAL);
				}
			}
		} finally {
			fInComputeOrientation= false;
		}
	}
	/**
	 * called from ToggleOrientationAction.
	 * @param orientation VIEW_ORIENTATION_SINGLE, VIEW_ORIENTATION_HORIZONTAL or VIEW_ORIENTATION_VERTICAL
	 */	
	public void setOrientation(int orientation) {
		if (fCurrentOrientation != orientation) {
			boolean methodViewerNeedsUpdate= false;
			
			if (fMethodViewerViewForm != null && !fMethodViewerViewForm.isDisposed()
					&& fTypeMethodsSplitter != null && !fTypeMethodsSplitter.isDisposed()) {
				if (orientation == VIEW_ORIENTATION_SINGLE) {