Bug 31818 [navigation] Open Type Hierarchy loses selection
build I20030211 - open a CU (e.g. BookmarkNavigator.java) - position the cursor between methods - F4 - it opens the type hierarchy on the class, but also changes the text editor's selection to select the class name It should not affect the text editor selection.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
int orientation;
		try {
			orientation= fDialogSettings.getInt(DIALOGSTORE_VIEWORIENTATION);
			if (orientation < 0 || orientation > 2) {
				orientation= VIEW_ORIENTATION_VERTICAL;
			}
		} catch (NumberFormatException e) {
			orientation= VIEW_ORIENTATION_VERTICAL;
		}
		
		fCurrentOrientation= -1;
		
		setOrientation(orientation);
		
		if (fMemento != null) { 
			restoreLinkingEnabled(fMemento);
		}
		fToggleLinkingAction= new ToggleLinkingAction(this);
		
		IActionBars actionBars= getViewSite().getActionBars();
		IMenuManager viewMenu= actionBars.getMenuManager();
		for (int i= 0; i < fViewActions.length; i++) {
			viewMenu.add(fViewActions[i]);
		}
		viewMenu.add(new Separator());
		
		fWorkingSetActionGroup.contributeToMenu(viewMenu);
		
		viewMenu.add(new Separator());