Make generated effects from sksl fp files not need SK_SUPPORT_GPU

Bug: skia:
Change-Id: I42a5c7fe7dc35a23290c8daa754c9fcce07f76fb
Reviewed-on: https://skia-review.googlesource.com/119010
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
46 files changed