[GTK] Test gardening

https://bugs.webkit.org/show_bug.cgi?id=176871

Patch by Alicia Boya García <aboya@igalia.com> on 2017-09-13
Reviewed by Michael Catanzaro.

* platform/gtk/TestExpectations:

Canonical link: https://commits.webkit.org/193326@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@221992 268f45cc-cd09-0410-ab3c-d52691b4dbfc

LayoutTests/ChangeLog

@@ -1,3 +1,12 @@
+2017-09-13  Alicia Boya García  <aboya@igalia.com>
+
+        [GTK] Test gardening
+        https://bugs.webkit.org/show_bug.cgi?id=176871
+
+        Reviewed by Michael Catanzaro.
+
+        * platform/gtk/TestExpectations:
+
 2017-09-13  Ryan Haddad  <ryanhaddad@apple.com>
 
         Rebaseline http/tests/loading/state-object-security-exception.html after r221978.

LayoutTests/platform/gtk/TestExpectations

@@ -632,7 +632,6 @@ webrtc/audio-replace-track.html [ Failure ]
 webrtc/audio-muted-stats.html [ Failure ]
 webrtc/audio-muted-stats2.html [ Failure ]
 webrtc/captureCanvas-webrtc.html [ Failure ]
-webrtc/clone-audio-track.html [ Failure ]
 webrtc/closing-peerconnection.html [ Timeout ]
 webrtc/connection-state.html [ Failure ]
 webrtc/datachannel [ Skip ]
@@ -1366,6 +1365,10 @@ webkit.org/b/176805 media/media-higher-prio-audio-stream.html [ Crash ]
 
 webkit.org/b/176806 media/track/track-text-track-cue-list.html [ Crash ]
 
+webkit.org/b/176856 fast/mediastream/apply-constraints-video.html [ Crash ]
+webkit.org/b/176850 webrtc/clone-audio-track.html [ Failure Crash ]
+webkit.org/b/176861 imported/w3c/web-platform-tests/media-source/mediasource-sourcebuffer-mode.html [ Crash ]
+
 #////////////////////////////////////////////////////////////////////////////////////////
 # End of Crashing tests
 #////////////////////////////////////////////////////////////////////////////////////////