skia2/include/effects
John Stiles d161e2f6ec Reland "Remove skstd::optional entirely."
This reverts commit 98e51006b9.

Flutter fix: https://github.com/flutter/engine/pull/31193

Original change's description:
> Revert "Remove skstd::optional entirely."
>
> This reverts commit 17d0fc087c.
>
> Reason for revert: flutter still uses the skstd class
>
> Original change's description:
> > Remove skstd::optional entirely.
> >
> > Skia now uses C++17's std::optional.
> >
> > Change-Id: I387069589baaefadd25e25bcec3f4cc6ee6fd090
> > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/501477
> > Reviewed-by: Ben Wagner <bungeman@google.com>
> > Reviewed-by: Brian Osman <brianosman@google.com>
> > Commit-Queue: John Stiles <johnstiles@google.com>
> > Auto-Submit: John Stiles <johnstiles@google.com>
>
> Change-Id: I2c001588007640ac7b8c9f0760038b46c220a07e
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/502702
> Auto-Submit: John Stiles <johnstiles@google.com>
> Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
> Reviewed-by: Brian Osman <brianosman@google.com>
> Commit-Queue: Brian Osman <brianosman@google.com>

Change-Id: Ia0cd41eda845b02f518c501a23293d344756a4eb
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/502703
Reviewed-by: Brian Osman <brianosman@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
2022-02-02 14:59:45 +00:00
..
BUILD.bazel [infra] Add SkParagraph (harfbuzz, ICU) to Canvaskit Bazel build. 2021-11-30 21:01:06 +00:00
Sk1DPathEffect.h Just expose factories for patheffects 2021-05-20 23:01:45 +00:00
Sk2DPathEffect.h Just expose factories for patheffects 2021-05-20 23:01:45 +00:00
SkBlenders.h Arithmetic blender 2021-07-08 17:06:17 +00:00
SkBlurDrawLooper.h Hide (unused) SkDrawLooper 2021-02-07 12:49:53 +00:00
SkBlurMaskFilter.h
SkColorMatrix.h Add SkColorMatrix factories for SkYUVColorSpace 2021-10-20 16:47:03 +00:00
SkColorMatrixFilter.h
SkCornerPathEffect.h Move class into impl 2021-05-21 18:06:53 +00:00
SkDashPathEffect.h
SkDiscretePathEffect.h Move patheffect details to (private) base subclass 2021-05-22 01:55:43 +00:00
SkGradientShader.h
SkHighContrastFilter.h clean up SK_SUPPORT_LEGACY_RUNTIME_EFFECTS 2021-02-13 22:01:14 +00:00
SkImageFilters.h Add support for multiple child nodes to SkImageFilters::RuntimeShader 2022-01-05 20:07:00 +00:00
SkLayerDrawLooper.h Reenable Wdeprecated-copy-dtor 2021-02-16 17:53:28 +00:00
SkLumaColorFilter.h clean up SK_SUPPORT_LEGACY_RUNTIME_EFFECTS 2021-02-13 22:01:14 +00:00
SkOpPathEffect.h Move patheffect details to (private) base subclass 2021-05-22 01:55:43 +00:00
SkOverdrawColorFilter.h
SkPerlinNoiseShader.h Remove Improved Perlin Noise 2021-01-11 15:27:26 +00:00
SkRuntimeEffect.h Reland "Remove skstd::optional entirely." 2022-02-02 14:59:45 +00:00
SkShaderMaskFilter.h
SkStrokeAndFillPathEffect.h add new patheffect for stroke-and-fill 2020-05-20 15:01:26 +00:00
SkTableColorFilter.h
SkTableMaskFilter.h
SkTrimPathEffect.h