Bug 212408 [Markers] Markers updating during inconsistent state
We are updating during builds. As a result we get a lot of half constructed markers. We should 1) Cache default state 2) delay updates while a build is going on
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/provisional/views/markers/CachedMarkerBuilder.java
markerProcessJob = new Job(MarkerMessages.MarkerView_processUpdates) {
			/*
			 * (non-Javadoc)
			 * 
			 * @see org.eclipse.core.runtime.jobs.Job#belongsTo(java.lang.Object)
			 */
			public boolean belongsTo(Object family) {
				return MarkerContentGenerator.CACHE_UPDATE_FAMILY == family;
			}
			/*
			 * (non-Javadoc)
			 * 
			 * @see org.eclipse.core.runtime.jobs.Job#run(org.eclipse.core.runtime.IProgressMonitor)
			 */
			protected IStatus run(IProgressMonitor monitor) {
				updateJob.cancel();
				buildAllMarkers(monitor);
				updateJob.schedule();
				return Status.OK_STATUS;
			}
			/*
			 * (non-Javadoc)
			 * 
			 * @see org.eclipse.ui.progress.WorkbenchJob#shouldRun()
			 */
			public boolean shouldRun() {
				
				return PlatformUI.isWorkbenchRunning();
			}
		};