Remove SkImageMinRowBytes

src/image/SkImagePriv.h

Index: src/image/SkImagePriv.h
diff --git a/src/image/SkImagePriv.h b/src/image/SkImagePriv.h
index b8f177905dc234262812af3ba2a5117348a05978..7518bbe8088368ff4f3adaff8c40918b389bd7a3 100644
--- a/src/image/SkImagePriv.h
+++ b/src/image/SkImagePriv.h
@@ -40,14 +40,6 @@ enum ForceCopyMode {
 };
 extern SkImage* SkNewImageFromRasterBitmap(const SkBitmap&, ForceCopyMode = kNo_ForceCopyMode);
 
-static inline size_t SkImageMinRowBytes(const SkImageInfo& info) {
-    size_t minRB = info.minRowBytes();
-    if (kIndex_8_SkColorType != info.colorType()) {
-        minRB = SkAlign4(minRB);
-    }
-    return minRB;
-}
-
 // Given an image created from SkNewImageFromBitmap, return its pixelref. This
 // may be called to see if the surface and the image share the same pixelref,
 // in which case the surface may need to perform a copy-on-write.