Reland "Reland "export SkRuntimeShaderBuilder""

This is a reland of a950fef9db4e7d1167286a29b7280dc936436909
... with copy/move ctors/operators deleted for Clang warning.

Original change's description:
> Reland "export SkRuntimeShaderBuilder"
>
> This is a reland of f1a937f141cbc233f65bfcd150ae48849ec3ef69
>
> Original change's description:
> > export SkRuntimeShaderBuilder
> >
> > ... like we do SkRuntimeEffect.
> >
> > Change-Id: I024f1716b2f818d24b002213c02fa83d2b271123
> > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/377757
> > Commit-Queue: Mike Klein <mtklein@google.com>
> > Commit-Queue: Brian Osman <brianosman@google.com>
> > Auto-Submit: Mike Klein <mtklein@google.com>
> > Reviewed-by: Brian Osman <brianosman@google.com>
>
> Cq-Include-Trybots: luci.skia.skia.primary:Build-Win-MSVC-x86_64-Release-Shared
> Change-Id: I82c440be4ea53e21c6c3d2b6999d832f71563d83
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/377859
> Reviewed-by: Brian Osman <brianosman@google.com>
> Commit-Queue: Mike Klein <mtklein@google.com>

Change-Id: I29aaa84b6ff995b4226f2b9b34a94f4d2e9964dd
Cq-Include-Trybots: luci.skia.skia.primary:Build-Win-MSVC-x86_64-Release-Shared,Build-Win-Clang-x86_64-Release-Shared
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/377867
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
1 file changed