Bug 131398 [Markers] Problems view doing a bundle lookup everytime it populates a table enty
20060307 Whenever we populate a table entry we do a getIDEImageDescritpr with a path which causes us to hit the bundle code to do a lookup. The 3 icons in the problems view should be defined in workbench images so this happens once.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEWorkbenchAdvisor.java
private static final String INSTALLED_FEATURES = "installedFeatures"; 
	private static IDEWorkbenchAdvisor workbenchAdvisor = null;
	/**
	 * Event loop exception handler for the advisor.
	 */
	private IDEExceptionHandler exceptionHandler = null;
	/**
	 * Contains the workspace location if the -showlocation command line
	 * argument is specified, or <code>null</code> if not specified.
	 */
	private String workspaceLocation = null;
	/**
	 * Ordered map of versioned feature ids -> info that are new for this
	 * session; <code>null</code> if uninitialized. Key type:
	 * <code>String</code>, Value type: <code>AboutInfo</code>.
	 */
	private Map newlyAddedBundleGroups;
	/**
	 * Array of <code>AboutInfo</code> for all new installed features that
	 * specify a welcome perspective.
	 */
	private AboutInfo[] welcomePerspectiveInfos = null;
	/**
	 * Helper for managing activites in response to workspace changes.
	 */
	private IDEWorkbenchActivityHelper activityHelper = null;
	/**
	 * Helper for managing work that is performed when the system is otherwise
	 * idle.
	 */