Bug 63349 [Markers] MarkerView leaks a Clipboard
The clipboard created by the MarkerView is leaked (not disposed).
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerView.java
SubProgressMonitor subMonitor = new SubProgressMonitor(monitor, 10);
			currentMarkers = MarkerList.compute(getFilter(), subMonitor, true);
			
			if (monitor.isCanceled()) {
				return;								
			}
			if (markerCountDirty) {
				monitor.subTask(REFRESHING_MARKER_COUNTS);
				totalMarkers = MarkerList.compute(getMarkerTypes()).length;
				markerCountDirty = false;
			}
			
		} catch (CoreException e) {
			throw new InvocationTargetException(e);
		} finally {
			jobMan.endRule(root);
		}
		
		if (monitor.isCanceled()) {
			return;
		}
		
		
			
		Collection markers = Arrays.asList(currentMarkers.toArray());
		
		if (markerLimit != -1) {
			
			monitor.subTask(FILTERING_ON_MARKER_LIMIT);
			SubProgressMonitor mon = new SubProgressMonitor(monitor, 40);