mon: remove nonused class declaration

Signed-off-by: Wei Jin <wjin.cn@gmail.com>

diff --git a/src/mon/PGMonitor.h b/src/mon/PGMonitor.h
index b02003b5e8c89b81add49a7e43b6b60677d85b6d..f4764c32a9ce8db9fe639fc862ac11d3b1f2830f 100644 (file)
--- a/src/mon/PGMonitor.h
+++ b/src/mon/PGMonitor.h
@@ -36,7 +36,6 @@ class MStatfs;
 class MMonCommand;
 class MGetPoolStats;
 
-class RatioMonitor;
 class TextTable;
 class MPGStats;