[SPv2] Add some failuing tests to test expectations

TBR=wangxianzhu@chromium.org

Cq-Include-Trybots: master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
Change-Id: I9df9206c57314109dfd9fb903b301d46b741d934
Reviewed-on: https://chromium-review.googlesource.com/691018
Commit-Queue: Xianzhu Wang <wangxianzhu@chromium.org>
Reviewed-by: Xianzhu Wang <wangxianzhu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#505306}

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

@@ -1137,6 +1137,16 @@ crbug.com/707444 svg/custom/clip-mask-negative-scale.svg [ Failure ]
 crbug.com/707444 svg/custom/mask-inside-defs.svg [ Failure ]
 
 # Subpixel differences
+Bug(none) compositing/composited-scaled-child-with-border-radius-parent-clip.html [ Failure ]
+Bug(none) compositing/composited-translated-child-with-border-radius-parent-clip.html [ Failure ]
+Bug(none) compositing/overflow/border-radius-on-grandparent-composited-grandchild.html [ Failure ]
+Bug(none) compositing/overflow/border-radius-on-two-ancestors-composited-grandchild.html [ Failure ]
+Bug(none) compositing/overflow/border-radius-styles-with-composited-child.html [ Failure ]
+Bug(none) compositing/overflow/grandchild-composited-with-border-radius-ancestor.html [ Failure ]
+Bug(none) compositing/overflow/grandchild-with-border-radius-ancestor.html [ Failure ]
+Bug(none) compositing/overflow/siblings-composited-with-border-radius-ancestor-one-clipped.html [ Failure ]
+Bug(none) compositing/overflow/siblings-composited-with-border-radius-ancestor.html [ Failure ]
+Bug(none) compositing/overflow/siblings-with-border-radius-ancestor.html [ Failure ]
 Bug(none) fast/backgrounds/animated-svg-as-mask.html [ Failure ]
 Bug(none) fast/canvas/canvas-composite-video-shadow.html [ Failure ]
 Bug(none) fast/scrolling/fractional-scroll-offset-fixed-position-non-composited.html [ Failure ]