Mark fast/text/emphasis.html as flaky on all platforms

third_party/WebKit/LayoutTests/TestExpectations

 # Intentional failures to test the layout test system.
 Bug(intentional) [ Android Linux Win Mac10.10 Mac10.11 Retina ] harness-tests/crash.html [ Crash ]
 crbug.com/644303 [ Mac10.9 ] harness-tests/crash.html [ Crash Timeout ]
 Bug(intentional) harness-tests/timeout.html [ Timeout ]
 
 # ====== Oilpan-only failures from here ======
 # Most of these actually cause the tests to report success, rather than
 # failure. Expected outputs will be adjusted for the better once Oilpan
 # has been well and truly enabled always.
 
@@ skipping 1717 matching lines @@
 crbug.com/600248 imported/wpt/web-animations/interfaces/Animation/finished.html [ Pass Failure ]
 crbug.com/600248 imported/wpt/web-animations/interfaces/Animation/oncancel.html [ Pass Failure ]
 crbug.com/600248 imported/wpt/web-animations/interfaces/Animation/onfinish.html [ Pass Failure ]
 crbug.com/600248 imported/wpt/web-animations/interfaces/Animation/playbackRate.html [ Pass Failure ]
 
 crbug.com/600248 imported/wpt/web-animations/animation-model/animation-types/type-per-property.html [ Failure Timeout ]
 crbug.com/600248 imported/wpt/web-animations/timing-model/animations/updating-the-finished-state.html [ Pass Failure Timeout ]
 
 crbug.com/611658 [ Win7 ] fast/forms/text/text-font-height-mismatch.html [ Failure ]
 crbug.com/611658 [ Win ] fast/text/emphasis-combined-text.html [ Failure ]
-crbug.com/611658 [ Win7 ] fast/text/emphasis.html [ Failure ]
 crbug.com/611658 [ Win7 ] fast/writing-mode/english-lr-text.html [ Failure ]
 
 crbug.com/605059 [ Retina ] fast/text/international/rtl-negative-letter-spacing.html [ Failure ]
 
 crbug.com/610464 [ Linux Win7 Debug ] inspector/components/throttler.html [ Failure Pass ]
 
 crbug.com/487344 paint/invalidation/video-paint-invalidation.html [ Failure ]
 crbug.com/487344 virtual/spinvalidation/paint/invalidation/video-paint-invalidation.html [ Skip ]
 crbug.com/487344 [ Win ] compositing/video/video-controls-layer-creation.html [ Pass Failure ]
 crbug.com/487344 fast/hidpi/video-controls-in-hidpi.html [ Failure ]
@@ skipping 519 matching lines @@
 crbug.com/663851 fast/events/onload-re-entry.html [ Pass Failure ]
 crbug.com/663853 fast/scroll-behavior/main-frame-interrupted-scroll.html [ Pass Failure ]
 crbug.com/671478 fast/table/percent-height-replaced-content-in-cell.html [ Pass Failure ]
 crbug.com/663855 fast/text/ellipsis-ltr-text-in-rtl-flow-underline-composition.html [ Pass Failure ]
 crbug.com/663855 fast/text/ellipsis-rtl-text-in-ltr-flow.html [ Pass Failure ]
 crbug.com/663855 fast/text/ellipsis-rtl-text-in-rtl-flow.html [ Pass Failure ]
 crbug.com/663855 fast/text/ellipsis-rtl-text-in-rtl-flow-underline.html [ Pass Failure ]
 crbug.com/663855 fast/text/ellipsis-rtl-text-in-ltr-flow-underline.html [ Pass Failure ]
 crbug.com/663855 fast/text/ellipsis-rtl-text-in-ltr-flow-underline-composition.html [ Pass Failure ]
 crbug.com/663855 fast/text/ellipsis-rtl-text-in-rtl-flow-underline-composition.html [ Pass Failure ]
-
-# Possible duplicate of crbug.com/498021
 crbug.com/663855 [ Win ] fast/text/ellipsis-stroked.html [ Pass Failure ]
-# crbug.com/663858 fast/text/emphasis.html [ Pass Failure ]
-
+crbug.com/663858 fast/text/emphasis.html [ Pass Failure ]
 crbug.com/663858 fast/text/emphasis-vertical.html [ Pass Failure ]
 crbug.com/663872 http/tests/fetch/serviceworker-proxied/thorough/cookie-nocors.html [ Pass Failure ]
 crbug.com/663872 http/tests/fetch/serviceworker-proxied/thorough/cors-preflight-other-https.html [ Pass Failure ]
 crbug.com/663872 http/tests/fetch/serviceworker-proxied/thorough/redirect-base-https-other-https.html [ Pass Failure ]
 crbug.com/663872 http/tests/fetch/serviceworker-proxied/thorough/redirect-credentials-base-https-other-https.html [ Pass Failure ]
 crbug.com/663874 http/tests/fetch/window/thorough/access-control-base-https-other-https.html [ Pass Failure ]
 crbug.com/663874 http/tests/fetch/window/thorough/access-control.html [ Pass Failure ]
 crbug.com/663874 http/tests/fetch/window/thorough/auth-base-https-other-https.html [ Pass Failure ]
 crbug.com/663874 http/tests/fetch/window/thorough/auth.html [ Pass Failure ]
 crbug.com/663874 http/tests/fetch/window/thorough/auth-other-https.html [ Pass Failure ]
@@ skipping 129 matching lines @@
 # Flaky on Win7 (dbg)
 crbug.com/677145 [ Win7 Debug ] inspector/tracing/timeline-js/timeline-script-tag-1.html [ Pass Failure ]
 crbug.com/677145 [ Win7 Debug ] virtual/threaded/inspector/tracing/timeline-js/timeline-script-tag-1.html [ Pass Failure ]
 crbug.com/678346 [ Win7 Debug ] fast/dom/shadow/selections-in-shadow.html [ Pass Timeout ]
 crbug.com/678346 [ Win7 Debug ] fast/forms/access-key-for-all-elements.html [ Pass Timeout ]
 crbug.com/678346 [ Win7 Debug ] storage/indexeddb/index-cursor.html [ Pass Timeout ]
 crbug.com/678346 [ Win7 Debug ] storage/indexeddb/mozilla/test_objectStore_openKeyCursor.html [ Pass Timeout ]
 crbug.com/678346 [ Win7 Debug ] storage/indexeddb/structured-clone.html [ Pass Timeout ]
 
 crbug.com/678388 [ Trusty Mac10.10 Mac10.11 Debug ] fast/text/ellipsis-stroked.html [ Pass Failure ]