The tiles are properly reset.

git-svn-id: http://skia.googlecode.com/svn/trunk@5181 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tools/PictureRenderer.h b/tools/PictureRenderer.h
index 78c19f0..b7e4850 100644
--- a/tools/PictureRenderer.h
+++ b/tools/PictureRenderer.h
@@ -115,6 +115,7 @@
     virtual void init(SkPicture* pict) SK_OVERRIDE;
     virtual void render() SK_OVERRIDE;
     virtual void end() SK_OVERRIDE;
+    virtual void resetState() SK_OVERRIDE;
     void drawTiles();
 
     void setTileWidth(int width) {