Revert of Revert of stop calling SkScalarDiv

src/ports/SkFontHost_FreeType.cpp

Index: src/ports/SkFontHost_FreeType.cpp
diff --git a/src/ports/SkFontHost_FreeType.cpp b/src/ports/SkFontHost_FreeType.cpp
index 4b8345a94ccb2bf19c984e0ae665b171b7ad5627..4b6738e7e43d070cdac239420574cb27284541ec 100644
--- a/src/ports/SkFontHost_FreeType.cpp
+++ b/src/ports/SkFontHost_FreeType.cpp
@@ -1198,8 +1198,7 @@
     // This means do not try to scale embedded bitmaps; only scale bitmaps in bitmap only fonts.
     if (!FT_IS_SCALABLE(fFace) && fScaleY && fFace->size->metrics.y_ppem) {
         // NOTE: both dimensions are scaled by y_ppem. this is WAI.
-        scaleGlyphMetrics(*glyph, SkScalarDiv(SkFixedToScalar(fScaleY),
-                                              SkIntToScalar(fFace->size->metrics.y_ppem)));
+        scaleGlyphMetrics(*glyph, SkFixedToScalar(fScaleY) / fFace->size->metrics.y_ppem);
     }
 
 #ifdef ENABLE_GLYPH_SPEW