Remove SkSurface_Gpu::MakeWrappedRenderTarget

Change-Id: I3c069825e26cd5e56de215447ddcb883868d33fa
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/409997
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Adlai Holler <adlai@google.com>
4 files changed