Fix some warnings on VS2010 
Review URL: http://codereview.appspot.com/5312051/



git-svn-id: http://skia.googlecode.com/svn/trunk@2520 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleFontScalerTest.cpp b/samplecode/SampleFontScalerTest.cpp
index 9d3e153..062eca3 100644
--- a/samplecode/SampleFontScalerTest.cpp
+++ b/samplecode/SampleFontScalerTest.cpp
@@ -102,7 +102,8 @@
                 SkScalar y = SkIntToScalar(20);
 
                 SkAutoCanvasRestore acr(canvas, true);
-                canvas->translate(50 + i * 230, 20);
+                canvas->translate(SkIntToScalar(50 + i * 230),
+                                  SkIntToScalar(20));
                 rotate_about(canvas, i * 5, x, y * 10);
 
                 {