Removing --disable/enable-threaded-compositing cmdline switches.

third_party/WebKit/LayoutTests/FlagExpectations/enable-slimming-paint-v2

 # Expectations for slimming paint v2
 # See: https://docs.google.com/document/d/1QCM912Dr6u38DqyQqd7pxQxDy8FFOoWMMDq7uAXqKdA/view
 # We are focused on fast/, compositing/, and svg/ with all other directories skipped (for now).
 Bug(none) accessibility/ [ Skip ]
 Bug(none) app_banner/ [ Skip ]
 Bug(none) battery-status/ [ Skip ]
 Bug(none) bindings/ [ Skip ]
 Bug(none) bluetooth/ [ Skip ]
 Bug(none) crypto/ [ Skip ]
 Bug(none) css-parser/ [ Skip ]
@@ skipping 1712 matching lines @@
 crbug.com/589265 fast/sub-pixel/sub-pixel-transparency-layer.html [ Failure ]
 crbug.com/589265 images/color-profile-layer-filter.html [ Failure Crash ]
 crbug.com/589265 svg/custom/non-opaque-filters.svg [ Failure ]
 crbug.com/589265 svg/custom/root-container-opacity-clip-viewBox.svg [ Failure ]
 crbug.com/589265 svg/foreignObject/filter.html [ Failure ]
 crbug.com/589265 svg/text/text-layout-crash.html [ Failure ]
 crbug.com/589265 virtual/threaded/animations/animated-filter-svg-element.html [ Failure Crash ]
 
 # Some work remains to fully support composited animation and scrolling.
 crbug.com/702350 transitions/opacity-transform-transitions-inside-iframe.html [ Timeout ]
-crbug.com/702350 virtual/threaded/transitions/opacity-transform-transitions-inside-iframe.html [ Timeout ]
 crbug.com/702353 transitions/transition-end-event-destroy-iframe.html [ Timeout ]
-crbug.com/702353 virtual/threaded/transitions/transition-end-event-destroy-iframe.html [ Timeout ]
 crbug.com/702365 virtual/threaded/animations/composited-filter-webkit-filter.html [ Failure ]
 crbug.com/702370 virtual/threaded/animations/compositor-independent-transform-cancel.html [ Failure ]
 # Eight of the frames in the test below paint no content. In SPv2 we will never
 # composite animations that paint nothing. For now we mark this test as failing,
 # and can explore enhancing animation test infrastructure or other
 # approaches. http://crbug.com/692310#c12
 crbug.com/692310 virtual/threaded/animations/composited-animations-rotate-zero-degrees.html [ Failure ]
 
 Bug(none) virtual/threaded/animations/3d/change-transform-in-end-event.html [ Failure ]
 Bug(none) virtual/threaded/animations/svg-attribute-composition/svg-startOffset-composition.html [ Failure ]
 
-# Compositor Worker logic has not yet been fully ported to SPv2.
-crbug.com/686897 virtual/threaded/fast/compositorworker/visual-update.html [ Timeout ]
-crbug.com/686897 virtual/threaded/fast/compositorworker/basic-plumbing-main-to-worker.html [ Crash Failure Timeout ]
-
-# virtual/threaded variants of sub-directories and tests already skipped or marked as failing above.
-Bug(none) virtual/threaded/inspector/ [ Skip ]
-Bug(none) virtual/threaded/fast/scroll-behavior/ [ Skip ]
-Bug(none) virtual/threaded/compositing/visibility/layer-visible-content.html [ Failure ]
-Bug(none) virtual/threaded/compositing/visibility/overlays.html [ Failure Crash ]
-Bug(none) virtual/threaded/compositing/visibility/visibility-image-layers-dynamic.html [ Crash Failure ]
-Bug(none) virtual/threaded/compositing/visibility/visibility-image-layers.html [ Failure ]
-Bug(none) virtual/threaded/compositing/visibility/visibility-simple-video-layer.html [ Failure ]
-Bug(none) virtual/threaded/compositing/webgl/webgl-reflection.html [ Failure Crash ]
-Bug(none) virtual/threaded/printing/ [ Skip ]
-
 # Tests that fail after changes to border dash painting, due to antialiasing differences
 # and minor border radius clipping differences. Some SPv2 change is being ticked by the border
 # painting code.
 Bug(700530) svg/text/small-fonts-in-html5.html [ Failure ]
 Bug(700530) compositing/overflow/paint-neg-z-order-descendants-into-scrolling-contents-layer.html [ Failure ]
 Bug(700530) fast/multicol/tall-content-in-inner-with-fixed-height.html [ Failure ]
 Bug(700530) compositing/geometry/abs-position-inside-opacity.html [ Failure ]
 Bug(700530) fast/css3-text/css3-text-decoration/text-underline-position/text-underline-position-cjk.html [ Failure ]
 
 # The following debug crashes have not been triaged.
 crbug.com/702805 css3/blending/svg-blend-layer-filter.html [ Crash ]
-crbug.com/702805 virtual/threaded/compositing/visibility/overlays-persist-on-navigation.html [ Crash ]
+crbug.com/702805 compositing/visibility/overlays-persist-on-navigation.html [ Crash ]
 crbug.com/702805 svg/filters/feImage-self-referencing.html [ Crash ]
 crbug.com/702805 svg/filters/feImage-self-and-other-referencing.html [ Crash ]
 crbug.com/702805 fast/forms/select-popup/popup-menu-appearance-coarse.html [ Crash Timeout ]
-crbug.com/702805 compositing/visibility/overlays-persist-on-navigation.html [ Crash ]
 
 crbug.com/730284 images/color-profile-border-radius.html [ Failure ]
 crbug.com/730284 images/color-profile-image-shape.html [ Failure ]
 crbug.com/730284 images/color-profile-border-fade.html [ Failure ]
 crbug.com/730284 fast/borders/border-radius-mask-canvas-all.html [ Failure ]
 crbug.com/730284 fast/borders/border-radius-mask-canvas-border.html [ Failure ]
 crbug.com/730284 fast/borders/border-radius-mask-canvas-padding.html [ Failure ]
 crbug.com/730284 fast/borders/border-radius-mask-canvas-with-mask.html [ Failure ]
 crbug.com/730284 fast/borders/border-radius-mask-canvas-with-shadow.html [ Failure ]
 crbug.com/730284 fast/borders/border-radius-mask-canvas.html [ Failure ]
@@ skipping 44 matching lines @@
 
 Bug(none) paint/pagination/composited-paginated-outlined-box.html [ Failure ]
 Bug(none) paint/pagination/composited-paginated-inline.html [ Failure ]
 
 Bug(none) paint/invalidation/absolute-display-block-to-none.html [ Failure ]
 Bug(none) paint/invalidation/overhanging-float-detach-repaint.html [ Failure ]
 Bug(none) paint/invalidation/trailing-floats-root-line-box-overflow.html [ Failure ]
 
 Bug(none) compositing/overflow/ancestor-overflow-layer-of-sticky-child-of-compositing-container.html [ Failure ]
 Bug(none) fast/block/float/float-change-composited-scrolling.html [ Failure ]