Don't pass GrRecordingContext and GrSurfaceDraw to SkGpuDevice

SkGpuDevice still needs to separately ref the context as
GrSurfaceContext has a bare GrRecordingContext pointer. However, it
doesn't need to be separately specified.

Also rm unused SkSpecialSurface_Gpu() width/height params.

Change-Id: Ia24bbce2a85e21277aff2c1c9e1fd37a29246a6e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/404236
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
5 files changed