Move animations crash tests to subdirectory

third_party/WebKit/LayoutTests/TestExpectations

 # This is the main failure suppression file for Blink LayoutTests.
 # Further documentation:
 # https://chromium.googlesource.com/chromium/src/+/master/docs/testing/layout_test_expectations.md
 
 # Intentional failures to test the layout test system.
 Bug(intentional) harness-tests/crash.html [ Crash ]
 Bug(intentional) harness-tests/timeout.html [ Timeout ]
 
 # ====== Oilpan-only failures from here ======
 # Most of these actually cause the tests to report success, rather than
@@ skipping 808 matching lines @@
 crbug.com/518989 [ Mac ] external/wpt/css/css-writing-modes-3/writing-mode-vertical-rl-002.xht [ Failure Pass Timeout ]
 
 # These performance-sensitive user-timing tests are flaky in debug on all platforms, and flaky on all configurations of windows.
 # See: crbug.com/567965, crbug.com/518992, and crbug.com/518993
 
 crbug.com/636053 [ Mac Win ] printing/thead-repeats-at-top-of-each-page-multiple-tables.html [ NeedsManualRebaseline ]
 crbug.com/636053 [ Mac Win ] virtual/threaded/printing/thead-repeats-at-top-of-each-page-multiple-tables.html [ NeedsManualRebaseline ]
 
 crbug.com/432129 html/marquee/marquee-scroll.html [ Failure Pass ]
 crbug.com/326139 crbug.com/390125 media/video-frame-accurate-seek.html [ Failure Pass ]
-crbug.com/248938 virtual/threaded/animations/animation-iteration-event-destroy-renderer.html [ Pass Timeout ]
+crbug.com/248938 virtual/threaded/animations/stability/animation-iteration-event-destroy-renderer.html [ Pass Timeout ]
 crbug.com/446385 [ Win7 Debug ] http/tests/xmlhttprequest/xmlhttprequest-json-response-overflow.html [ Crash Pass Timeout ]
 crbug.com/446385 [ Win7 Debug ] virtual/mojo-loading/http/tests/xmlhttprequest/xmlhttprequest-json-response-overflow.html [ Crash Pass Timeout ]
 crbug.com/248938 virtual/threaded/animations/dynamic-stylesheet-loading.html [ Pass Failure Timeout ]
 crbug.com/421283 html/marquee/marquee-scrollamount.html [ Pass Failure ]
 
 # TODO(oshima): Mac Android are currently not supported.
 crbug.com/567837 [ Mac Android ] virtual/scalefactor200withzoom/fast/hidpi/static [ Skip ]
 
 # Mac does not support fractional scale factor.
 crbug.com/567837 [ Mac ] virtual/scalefactor150/fast/hidpi/static [ Skip ]
@@ skipping 774 matching lines @@
 
 crbug.com/527270 accessibility/name-calc-img.html [ Failure Pass Timeout ]
 
 # Win7 does not support the needed DirectWrite APIs for font fallback
 crbug.com/459056 [ Win7 ] fast/text/font-fallback-win.html [ Failure ]
 
 crbug.com/525296 fast/css/font-load-while-styleresolver-missing.html [ Crash Failure Pass ]
 
 crbug.com/240576 external/wpt/fullscreen/api/element-ready-check-containing-iframe-manual.html [ Timeout Failure Pass ]
 
-crbug.com/567230 [ Debug ] virtual/threaded/animations/restart-not-visible.html [ Timeout ]
+crbug.com/567230 [ Debug ] virtual/threaded/animations/stability/restart-not-visible.html [ Timeout ]
 
 crbug.com/567419 inspector/elements/styles-2/metrics-box-sizing.html [ Skip ]
 
 crbug.com/457273 [ Mac ] http/tests/websocket/close.html [ Pass Timeout ]
 crbug.com/457273 [ Mac ] virtual/mojo-loading/http/tests/websocket/close.html [ Pass Timeout ]
 
 crbug.com/524646 [ Mac10.10 ] fast/dom/shadow/shadowdom-for-button.html [ Failure ]
 
 crbug.com/538717 [ Win Mac Linux ] http/tests/permissions/chromium/test-request-multiple-window.html [ Failure Pass Timeout ]
 crbug.com/538717 [ Win Mac Linux ] http/tests/permissions/chromium/test-request-multiple-worker.html [ Failure Pass Timeout ]
@@ skipping 1354 matching lines @@
 crbug.com/736177 [ Mac ] virtual/layout_ng/fast/block/basic/001.html [ Failure Pass ]
 crbug.com/736177 [ Mac ] virtual/mojo-loading/http/tests/misc/acid2-pixel.html [ Failure Pass ]
 crbug.com/736177 [ Mac ] virtual/off-main-thread-fetch/http/tests/misc/acid2-pixel.html [ Failure Pass ]
 crbug.com/736177 [ Mac ] virtual/prefer_compositing_to_lcd_text/scrollbars/custom-scrollbar-with-incomplete-style.html [ Failure Pass ]
 crbug.com/736177 [ Mac ] virtual/rootlayerscrolls/scrollbars/custom-scrollbar-with-incomplete-style.html [ Failure Pass ]
 
 crbug.com/734762 [ Mac Debug ] inspector-protocol/timeline/page-frames.js [ Failure ]
 
 crbug.com/736255 [ Mac ] external/wpt/css/vendor-imports/mozilla/mozilla-central-reftests/flexbox/flexbox-baseline-multi-item-vert-001b.html [ Skip ]
 crbug.com/736732 virtual/enable_wasm/external/wpt/wasm/wasm_local_iframe_test.html [ Timeout Pass ]