<rdar://problem/35062004>

Re-baselined and re-enabled most of the tests in <https://trac.webkit.org/changeset/223799> The following tests are still in need of further triage / classification: webkit.org/b/178487 compositing/visibility/visibility-simple-video-layer.html [ Skip ] webkit.org/b/178487 compositing/backing/form-controls-backing.html [ Failure ] webkit.org/b/178487 compositing/checkerboard.html [ Failure ] webkit.org/b/178487 compositing/fixed-positioned-pseudo-content-no-compositing.html [ Failure ] webkit.org/b/178487 compositing/fixed-with-fixed-layout.html [ Failure ] webkit.org/b/178487 compositing/geometry/limit-layer-bounds-opacity-transition.html [ Failure ] webkit.org/b/178487 compositing/geometry/video-fixed-scrolling.html [ Pass Failure ] webkit.org/b/178487 compositing/iframes/composited-iframe-scroll.html [ Failure ] webkit.org/b/178487 compositing/iframes/iframe-content-flipping.html [ Failure ] webkit.org/b/178487 compositing/iframes/layout-on-compositing-change.html [ Failure ] webkit.org/b/178487 compositing/iframes/nested-iframe-scrolling.html [ Failure ] webkit.org/b/178487 compositing/layer-creation/fixed-overlap-extent-rtl.html [ Failure ] webkit.org/b/178487 compositing/layer-creation/fixed-overlap-extent.html [ Failure ] webkit.org/b/178487 compositing/layer-creation/fixed-position-out-of-view-scaled-scroll.html [ Failure ] webkit.org/b/178487 compositing/layer-creation/fixed-position-out-of-view-scaled.html [ Failure ] webkit.org/b/178487 compositing/layer-creation/fixed-position-out-of-view.html [ Failure ] webkit.org/b/178487 compositing/layer-creation/spanOverlapsCanvas.html [ Failure ] webkit.org/b/178487 compositing/layer-creation/will-change-layer-creation.html [ Failure ] webkit.org/b/178487 compositing/overflow/composited-scrolling-paint-phases.html [ Failure ] webkit.org/b/178487 compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint.html [ Failure ] webkit.org/b/178487 compositing/repaint/iframes/compositing-iframe-scroll-repaint.html [ Failure ] webkit.org/b/178487 compositing/repaint/iframes/compositing-iframe-with-fixed-background-doc-repaint.html [ Failure ] webkit.org/b/178487 compositing/rtl/rtl-iframe-absolute-overflow-scrolled.html [ Failure ] webkit.org/b/178487 compositing/rtl/rtl-iframe-fixed-overflow-scrolled.html [ Failure ] webkit.org/b/178487 compositing/rtl/rtl-iframe-fixed-overflow.html [ Failure ] webkit.org/b/178487 compositing/video/video-object-fit.html [ Failure ] webkit.org/b/178487 compositing/video/video-poster.html [ Failure ] webkit.org/b/178487 compositing/masks/compositing-clip-path-on-subpixel-position.html [ ImageOnlyFailure ] webkit.org/b/178487 compositing/overlap-blending/nested-overlap-overflow.html [ ImageOnlyFailure ] webkit.org/b/178487 compositing/overlap-blending/nested-overlap.html [ ImageOnlyFailure ] webkit.org/b/178487 compositing/video/video-clip-change-src.html [ ImageOnlyFailure ]

> compositing/visibility/visibility-simple-video-layer.html [ Skip ] Still skipped for unknown reasons. > compositing/backing/form-controls-backing.html [ Failure ] > compositing/checkerboard.html [ Failure ] > compositing/fixed-positioned-pseudo-content-no-compositing.html [ Failure ] > compositing/fixed-with-fixed-layout.html [ Failure ] > compositing/geometry/limit-layer-bounds-opacity-transition.html [ Failure ] > compositing/iframes/composited-iframe-scroll.html [ Failure ] > compositing/iframes/iframe-content-flipping.html [ Failure ] > compositing/iframes/layout-on-compositing-change.html [ Failure ] > compositing/layer-creation/fixed-position-out-of-view.html [ Failure ] > compositing/layer-creation/spanOverlapsCanvas.html [ Failure ] > compositing/layer-creation/will-change-layer-creation.html [ Failure ] > compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint.html [ Failure ] > compositing/repaint/iframes/compositing-iframe-scroll-repaint.html [ Failure ] > compositing/repaint/iframes/compositing-iframe-with-fixed-background-doc-repaint.html [ Failure ] > compositing/video/video-object-fit.html [ Failure ] Still failing 100% of the time on iOS only. > compositing/geometry/video-fixed-scrolling.html [ Pass Failure ] Still failing flakily on iOS only. > compositing/iframes/nested-iframe-scrolling.html [ Failure ] Passing now. > compositing/layer-creation/fixed-overlap-extent-rtl.html [ Failure ] > compositing/layer-creation/fixed-overlap-extent.html [ Failure ] Failing 100% on iOS WK2 and on Mac WK1 (possibly for different reasons?) > compositing/layer-creation/fixed-position-out-of-view-scaled-scroll.html [ Failure ] > compositing/layer-creation/fixed-position-out-of-view-scaled.html [ Failure ] > compositing/overflow/composited-scrolling-paint-phases.html [ Failure ] > compositing/overlap-blending/nested-overlap-overflow.html [ ImageOnlyFailure ] Failing 100% on iOS and Mac. > compositing/rtl/rtl-iframe-absolute-overflow-scrolled.html [ Failure ] > compositing/rtl/rtl-iframe-fixed-overflow-scrolled.html [ Failure ] > compositing/rtl/rtl-iframe-fixed-overflow.html [ Failure ] Failing 100% on iOS, skipped on Mac. > compositing/video/video-poster.html [ Failure ] Passes 100% on iOS, flaky on Mac. > compositing/masks/compositing-clip-path-on-subpixel-position.html [ ImageOnlyFailure ] > compositing/overlap-blending/nested-overlap.html [ ImageOnlyFailure ] > compositing/video/video-clip-change-src.html [ ImageOnlyFailure ] Failing 100% on iOS, flaky on Mac.

> > compositing/iframes/nested-iframe-scrolling.html [ Failure ] > Passing now. Removed expectations for this test in r251435. Everything else still needs to be investigated.