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
* (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.application.WorkbenchAdvisor#getDefaultPageInput
	 */
	public IAdaptable getDefaultPageInput() {
		return ResourcesPlugin.getWorkspace().getRoot();
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.application.WorkbenchAdvisor
	 */
	public String getInitialWindowPerspectiveId() {
		int index = PlatformUI.getWorkbench().getWorkbenchWindowCount() - 1;
		String perspectiveId = null;
		AboutInfo[] welcomeInfos = getWelcomePerspectiveInfos();
		if (index >= 0 && welcomeInfos != null && index < welcomeInfos.length) {
			perspectiveId = welcomeInfos[index].getWelcomePerspectiveId();
		}
		if (perspectiveId == null) {
			perspectiveId = IDE.RESOURCE_PERSPECTIVE_ID;
		}
		return perspectiveId;
	}
	/**
	 * Returns the map of versioned feature ids -> info object for all installed
	 * features. The format of the versioned feature id (the key of the map) is
	 * featureId + ":" + versionId.
	 * 
	 * @return map of versioned feature ids -> info object (key type: