diff --git a/samplecode/SampleCode.h b/samplecode/SampleCode.h
index de40d1e..c42ee25 100644
--- a/samplecode/SampleCode.h
+++ b/samplecode/SampleCode.h
@@ -55,6 +55,7 @@
 
     void setBGColor(SkColor color) { fBGColor = color; }
 
+    static bool IsSampleView(SkView*);
     static bool SetRepeatDraw(SkView*, int count);
     static bool SetUsePipe(SkView*, bool);