create a wrapper to manage --nativeFonts and --gdi

Put it in ToolUtils to avoid cyclic dependencies.

Change-Id: Ie0ad7eb5d1ba58be5ad8c668afdb7c74facd71dc
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/203181
Commit-Queue: Mike Klein <mtklein@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
6 files changed