Update TestExpectations for fixed shadow-dom flakiness

LayoutTests/TestExpectations

Index: LayoutTests/TestExpectations
diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
index 6ff3aee3efbd597f5bf16bc1107f003d814923b9..991365f586ff107bba62b334ea8fe6a37f3d6532 100644
--- a/LayoutTests/TestExpectations
+++ b/LayoutTests/TestExpectations
@@ -429,25 +429,11 @@ crbug.com/505364 imported/web-platform-tests/shadow-dom/styles/test-003.html [ F
 crbug.com/505364 imported/web-platform-tests/shadow-dom/styles/test-010.html [ Failure Crash ]
 crbug.com/505364 imported/web-platform-tests/shadow-dom/user-interaction/ranges-and-selections/test-002.html [ Failure Crash ]
 
-
-# These tests are known to hit assertion after the test is finished, which causes
-# other tests to be flaky.  Skipping these until the real fix is done.
-crbug.com/521941 imported/web-platform-tests/shadow-dom/shadow-trees/lower-boundary-encapsulation/test-003.html [ Skip ]
-crbug.com/521941 imported/web-platform-tests/shadow-dom/shadow-trees/lower-boundary-encapsulation/test-004.html [ Skip ]
-crbug.com/521941 imported/web-platform-tests/shadow-dom/shadow-trees/lower-boundary-encapsulation/test-005.html [ Skip ]
-crbug.com/521918 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/dom-tree-accessors-001.html [ Skip ]
-crbug.com/521918 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/dom-tree-accessors-002.html [ Skip ]
-crbug.com/521907 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/ownerdocument-001.html [ Skip ]
-crbug.com/521907 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/ownerdocument-002.html [ Skip ]
-crbug.com/521929 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/selectors-api-001.html [ Skip ]
-crbug.com/521929 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/selectors-api-002.html [ Skip ]
-crbug.com/521937 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/shadow-root-001.html [ Skip ]
-crbug.com/520616 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/test-005.html [ Skip ]
-crbug.com/505364 crbug.com/520616 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/test-007.html [ Skip ]
-crbug.com/505364 crbug.com/520616 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/test-009.html [ Skip ]
-crbug.com/503445 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/test-011.html [ Skip ]
-crbug.com/521913 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/window-named-properties-002.html [ Skip ]
-crbug.com/521914 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/window-named-properties-003.html [ Skip ]
+crbug.com/521941 imported/web-platform-tests/shadow-dom/shadow-trees/lower-boundary-encapsulation/test-004.html [ Failure ]
+crbug.com/521918 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/dom-tree-accessors-001.html [ Failure ]
+crbug.com/521918 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/dom-tree-accessors-002.html [ Failure ]
+crbug.com/521907 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/ownerdocument-002.html [ Failure ]
+crbug.com/505364 crbug.com/520616 imported/web-platform-tests/shadow-dom/shadow-trees/upper-boundary-encapsulation/test-009.html [ Failure ]
 
 crbug.com/387740 imported/web-platform-tests/mediacapture-streams/stream-api/introduction/disabled-audio-silence.html [ Skip ]
 crbug.com/387740 imported/web-platform-tests/mediacapture-streams/stream-api/introduction/disabled-video-black.html [ Skip ]