diff --git a/samplecode/SampleApp.h b/samplecode/SampleApp.h
index 85392e0..2308a12 100644
--- a/samplecode/SampleApp.h
+++ b/samplecode/SampleApp.h
@@ -168,6 +168,7 @@
     bool fRequestGrabImage;
     bool fMeasureFPS;
     SkMSec fMeasureFPS_Time;
+    SkMSec fMeasureFPS_StartTime;
     bool fMagnify;
     SkISize fTileCount;