Sync some media/track test expectations.

Remove entries that were asserting prior to crbug.com/521520 being fixed.

R=haraken,keishi
BUG=521102,521861
NOTRY=true

Review URL: https://codereview.chromium.org/1311733002

git-svn-id: svn://svn.chromium.org/blink/trunk@201051 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/LayoutTests/TestExpectations

@@ -51,7 +51,6 @@ crbug.com/522648 fast/events/touch/compositor-touch-hit-rects-iframes.html [ Cra
 crbug.com/522649 svg/custom/js-late-pattern-and-object-creation.svg [ Failure Pass ]
 crbug.com/522651 [ XP ] http/tests/inspector/extensions-useragent.html [ Crash Pass Timeout ]
 crbug.com/521862 [ Linux Win ] storage/websql/read-transactions-running-concurrently.html [ Failure Pass ]
-crbug.com/521861 [ Debug ] media/track/tracklist-is-reachable-no-crash.html [ Crash Pass ]
 crbug.com/521859 http/tests/navigatorconnect/postmessage-from-worker.html [ Pass Timeout ]
 crbug.com/521858 [ Win7 ] http/tests/security/media-element-audio-source-node-same-origin.html [ Failure Pass ]
 crbug.com/521856 [ Mac Win ] svg/custom/resource-client-removal.svg [ Failure Pass ]
@@ -68,7 +67,6 @@ crbug.com/521093 http/tests/loading/pdf-commit-load-callbacks.html [ Failure Pas
 crbug.com/521094 [ Mac ] http/tests/navigation/beacon-cross-origin.https.html [ Crash Failure Pass ]
 crbug.com/521096 imported/web-platform-tests/webstorage/event_case_sensitive.html [ Failure Pass ]
 crbug.com/521097 [ Lion ] inspector-protocol/loading-iframe-document-node.html [ Crash Pass ]
-crbug.com/521102 media/track/media-element-enqueue-event-crash.html [ Crash Pass ]
 crbug.com/521107 [ Debug ] fast/html/imports/import-custom-element-abort.html [ Crash Pass ]
 crbug.com/520164 [ Linux ] accessibility/is-richly-editable.html [ Failure Pass ]
 crbug.com/520166 compositing/overflow/do-not-repaint-if-scrolling-composited-layers.html [ Failure Pass ]