Remove FIDL C bindings usages

The C bindings should not be considered a part of the SDK.
There are no current usages so removing this dependency
should have no effect.

Change-Id: I3d361b7ad17af0e7437e1d20b33bd57256fbba9b
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/291458
Commit-Queue: Mike Klein <mtklein@google.com>
Reviewed-by: John Rosasco <rosasco@google.com>
2 files changed