diff -r 7a2a740815b7 -r caf115bb98ad src/hotspot/share/gc/g1/g1CollectedHeap.hpp
--- a/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	Tue May 15 11:28:29 2018 -0700
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	Tue May 15 20:24:34 2018 +0200
@@ -86,7 +86,6 @@
 class G1NewTracer;
 class EvacuationFailedInfo;
 class nmethod;
-class Ticks;
 class WorkGang;
 class G1Allocator;
 class G1ArchiveAllocator;