Enable universal accelerated overflow scroll

LayoutTests/TestExpectations

Index: LayoutTests/TestExpectations
diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
index 3dd345ec5d22b23c337bd99370f1224481a1482a..001f59f4c31151ed532982ab2ed3a794f93ad535 100644
--- a/LayoutTests/TestExpectations
+++ b/LayoutTests/TestExpectations
@@ -101,7 +101,6 @@ crbug.com/310679 [ Mac ] fast/events/scale-and-scroll-iframe-window.html [ Image
 crbug.com/310679 [ Mac ] fast/frames/frame-set-rotation-hit.html [ ImageOnlyFailure Pass ]
 crbug.com/310679 [ Mac ] fast/frames/frame-set-scaling-hit.html [ ImageOnlyFailure Pass ]
 crbug.com/318434 virtual/gpu/compositedscrolling/scrollbars/custom-scrollbar-with-incomplete-style.html [ ImageOnlyFailure ]
-crbug.com/346134 [ Linux ] virtual/gpu/compositedscrolling/overflow/invisible-descendants-should-not-affect-opt-in.html [ Pass Failure ]
 
 # Tests failing since applyPageScaleFactorInCompositor enabled
 crbug.com/225184 fast/repaint/relayout-fixed-position-after-scale.html [ ImageOnlyFailure ]
@@ -552,6 +551,27 @@ crbug.com/307777 [ Android ] virtual/softwarecompositing/overflow/get-transform-
 crbug.com/307777 [ Android ] webaudio/stereo2mono-down-mixing.html [ Timeout Pass ]
 crbug.com/307777 [ Android ] webexposed/custom-elements.html [ Timeout Pass ]
 
+# Expectations changes due to switiching to "universal" accelerated overflow scrolling. The bottom three
+# are pixel differences due to anti-aliasing changes due to different layer promotion, the rest are due
+# to GraphicsLayer tree topology changes.
+crbug.com/249354 compositing/overflow/composited-scrolling-paint-phases.html [ NeedsRebaseline ]
+crbug.com/249354 compositing/overflow/universal-accelerated-overflow-scroll.html [ NeedsRebaseline ]
+crbug.com/249354 compositing/overflow/scrolling-content-clip-to-viewport.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/composited-scrolling-paint-phases.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/content-loses-scrollbars.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/universal-accelerated-overflow-scroll.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/scrolling-content-clip-to-viewport.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/overflow-scroll.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/softwarecompositing/overflow/composited-scrolling-paint-phases.html [ NeedsRebaseline ]
+crbug.com/249354 [ Android Linux Win ] virtual/softwarecompositing/overflow/universal-accelerated-overflow-scroll.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/softwarecompositing/overflow/scrolling-content-clip-to-viewport.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/nested-render-surfaces.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/nested-render-surfaces-with-intervening-clip.html [ NeedsRebaseline ]
+crbug.com/249354 virtual/gpu/compositedscrolling/overflow/nested-render-surfaces-with-rotation.html [ NeedsRebaseline ]
+
+# Exceeds the number of file descriptors allowed when allocating shared bitmaps.
+crbug.com/351897 [ Mac ] virtual/softwarecompositing/overflow/universal-accelerated-overflow-scroll.html [ Crash Pass ]
+
 crbug.com/363280 [ Debug ] inspector-protocol/debugger/debugger-terminate-dedicated-worker-while-paused.html [ Crash Pass ]
 
 crbug.com/309675 compositing/gestures/gesture-tapHighlight-simple-longPress.html [ ImageOnlyFailure ]