Bug 178394 NPE in marker adapter buildAll markers
This shows up occasionally in the test suite logs. Probably happening during shutdown !STACK 0 java.lang.NullPointerException at org.eclipse.ui.views.markers.internal.MarkerAdapter.buildAllMarkers(MarkerAdapter.java:262) at org.eclipse.ui.views.markers.internal.MarkerView.updateForContentsRefresh(MarkerView.java:570) at org.eclipse.ui.views.markers.internal.MarkerView$MarkerProcessJob.run(MarkerView.java:151) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:58)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerAdapter.java
start = startIndex;
			end = endIndex;
			name = categoryName;
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.ui.views.markers.internal.MarkerNode#getChildren()
		 */
		public MarkerNode[] getChildren() {
			if (children == null) {
				
				
				if (building) {
					return Util.EMPTY_MARKER_ARRAY;
				}
				ConcreteMarker[] allMarkers = markerAdapter.lastMarkers
						.toArray();
				int totalSize = getDisplayedSize();
				children = new ConcreteMarker[totalSize];
				System.arraycopy(allMarkers, start, children, 0, totalSize);
				
				view.getTableSorter().sort(view.getViewer(), children);
				for (int i = 0; i < children.length; i++) {
					children[i].setCategory(this);
				}
			}
			return children;
		}
		/**