[webkit] Disable animations/animation-direction-normal.html

BUG=674123
TBR=dpranke@chromium.org

Review-Url: https://codereview.chromium.org/2568133009
Cr-Commit-Position: refs/heads/master@{#438567}

third_party/WebKit/LayoutTests/TestExpectations

@@ -737,7 +737,6 @@ crbug.com/248938 virtual/threaded/transitions/extra-transition.html [ Pass Failu
 crbug.com/248938 [ Linux ] virtual/threaded/transitions/equivalent-background-image-no-transition.html [ Pass Timeout ]
 crbug.com/248938 [ Linux ] virtual/threaded/transitions/move-after-transition.html [ Pass Timeout ]
 crbug.com/248938 virtual/threaded/transitions/start-transform-transition.html [ Pass Failure ]
-crbug.com/248938 virtual/threaded/animations/animation-direction-normal.html [ Pass Failure Timeout ]
 crbug.com/248938 virtual/threaded/animations/animation-iteration-event-destroy-renderer.html [ Pass Timeout ]
 crbug.com/248938 virtual/threaded/animations/transition-and-animation-3.html [ Pass Timeout ]
 crbug.com/446385 [ Win7 Debug ] http/tests/xmlhttprequest/xmlhttprequest-json-response-overflow.html [ Crash Pass Timeout ]
@@ -2308,3 +2307,4 @@ crbug.com/673539 [ Linux ] css3/filters/effect-contrast-hw.html [ Pass Failure ]
 
 # Added 2016-12-14
 crbug.com/674048 [ Linux ] virtual/mojo-loading/http/tests/navigation/image-load-in-unload-handler.html [ Pass Timeout ]
+crbug.com/674123 virtual/threaded/animations/animation-direction-normal.html [ Failure Timeout ]