--- old/application/org.openjdk.jmc.flightrecorder.ui/src/main/java/org/openjdk/jmc/flightrecorder/ui/common/ChartToolTipProvider.java	2019-05-09 10:24:54.970192110 -0400
+++ new/application/org.openjdk.jmc.flightrecorder.ui/src/main/java/org/openjdk/jmc/flightrecorder/ui/common/ChartToolTipProvider.java	2019-05-09 10:24:54.904191421 -0400
@@ -109,6 +109,11 @@
 		bulletIndent -= 16;
 	}
 
+	@Override
+	public void hover(Object data) {
+		// Auto-generated method stub
+	}
+
 	protected String format(IDisplayable value) {
 		if (value != null) {
 			// FIXME: Add formatter that does AUTO (EXACT) or so.