Bug 32038 Use shared images for properties, tasks, bookmarks views
bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/tasklist/MarkerUtil.java
imageDescriptors.put("selected_mode_disabled", createImageDescriptor(LOCAL_DISABLED + "selected_mode.gif"));
		imageDescriptors.put("showchild_mode",	createImageDescriptor(LOCAL + "showchild_mode.gif"));
		imageDescriptors.put("showchild_mode_grey", createImageDescriptor(LOCAL_GREY + "showchild_mode.gif"));
		imageDescriptors.put("showchild_mode_disabled",	createImageDescriptor(LOCAL_DISABLED + "showchild_mode.gif"));
		imageDescriptors.put("showerr_grey", 	createImageDescriptor(LOCAL_GREY + "showerr_tsk.gif"));
		imageDescriptors.put("showerr_disabled", createImageDescriptor(LOCAL_DISABLED + "showerr_tsk.gif"));
		imageDescriptors.put("showwarn_grey", 	createImageDescriptor(LOCAL_GREY + "showwarn_tsk.gif"));
		imageDescriptors.put("showwarn_disabled", createImageDescriptor(LOCAL_DISABLED + "showwarn_tsk.gif"));
		imageDescriptors.put("showtsk_grey",	createImageDescriptor(LOCAL_GREY + "showtsk_tsk.gif"));
		imageDescriptors.put("showtsk_disabled", createImageDescriptor(LOCAL_DISABLED + "showtsk_tsk.gif"));
		imageDescriptors.put("delete_edit", 	createImageDescriptor(CTOOL + "delete_edit.gif"));
		imageDescriptors.put("filter", 			createImageDescriptor(LOCAL + "filter_ps.gif"));
	}
	/**
	 * Returns the ending character offset of the given marker.
	 */
	public static int getCharEnd(IMarker marker) {
		return marker.getAttribute(IMarker.CHAR_END, -1);
	}
	/**
	 * Returns the starting character offset of the given marker.
	 */
	public static int getCharStart(IMarker marker) {
		return marker.getAttribute(IMarker.CHAR_START, -1);
	}
	/**
	 * Returns the icon to be used in the tasklist
	 * for the complete state of a task. Returns null
	 * for markers that are not tasks.
	 */