Bug 34729 [Tasks] [Bookmarks] [Help] F1 help missing for Sort actions
2.1 RC2 build I20030307 The Sort By and Ascending/Descending actions in the view menu of the Tasks view are missing F1 help. Need to ensure they have a help context id for RC3. Content can go in later for 2.1. They can all share the same help context id.
bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/bookmarkexplorer/EditBookmarkAction.java
protected EditBookmarkAction(BookmarkNavigator view) {
		super(view, BookmarkMessages.getString("Properties.text")); 
		setEnabled(false);
	}
	private IMarker marker;
	public void run() {
		if (marker != null)
			editBookmark();
	}
	
	/**
	 * Sets marker to the current selection if the selection is an instance of 
	 * <code>org.eclipse.core.resources.IMarker<code> and the selected marker's 
	 * resource is an instance of <code>org.eclipse.core.resources.IFile<code>.
	 * Otherwise sets marker to null.
	 */
	public void selectionChanged(IStructuredSelection selection) {
		marker = null;
		setEnabled(false);
		
		if (selection.size() != 1)
			return;
			
		Object o = selection.getFirstElement();