Bug 204843 [Field Assist] - API - should deprecate FILTER_CUMULATIVE in ContentProposalAdapter
bundles/org.eclipse.jface/src/org/eclipse/jface/fieldassist/ContentProposalAdapter.java
if (p != null) {
									String description = p.getDescription();
									if (description != null) {
										if (infoPopup == null) {
											infoPopup = new InfoPopupDialog(
													getShell());
											infoPopup.open();
											infoPopup
													.getShell()
													.addDisposeListener(
															new DisposeListener() {
																public void widgetDisposed(
																		DisposeEvent event) {
																	infoPopup = null;
																}
															});
										}
										infoPopup.setContents(p
												.getDescription());
									} else if (infoPopup != null) {
										infoPopup.close();
									}
									pendingDescriptionUpdate = false;
								}
							}
						});
					}
				};
				Thread t = new Thread(runnable);
				t.start();