Split TextTrackCue exceptions test into TextTrackCue+VTTCue

LayoutTests/media/track/vtt-cue-exceptions-expected.txt

Index: LayoutTests/media/track/vtt-cue-exceptions-expected.txt
diff --git a/LayoutTests/media/track/text-track-cue-exceptions-expected.txt b/LayoutTests/media/track/vtt-cue-exceptions-expected.txt
similarity index 63%
copy from LayoutTests/media/track/text-track-cue-exceptions-expected.txt
copy to LayoutTests/media/track/vtt-cue-exceptions-expected.txt
index ab109371c97f6e4bdb1d023eb45356ec63d23eef..1b2f72207c7cf7f7183617fffb2cad39e400a701 100644
--- a/LayoutTests/media/track/text-track-cue-exceptions-expected.txt
+++ b/LayoutTests/media/track/vtt-cue-exceptions-expected.txt
@@ -1,14 +1,8 @@
-Verify that TextTrackCue exceptions are properly messaged to developers.
+Verify that VTTCue exceptions are properly messaged to developers.
 
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
 
 
-PASS cue.startTime = Number.NaN; threw exception TypeError: Failed to set the 'startTime' property on 'TextTrackCue': The value provided is not a number..
-PASS cue.startTime = Number.POSITIVE_INFINITY; threw exception TypeError: Failed to set the 'startTime' property on 'TextTrackCue': The value provided is infinite..
-PASS cue.startTime = Number.NEGATIVE_INFINITY; threw exception TypeError: Failed to set the 'startTime' property on 'TextTrackCue': The value provided is infinite..
-PASS cue.endTime = Number.NaN; threw exception TypeError: Failed to set the 'endTime' property on 'TextTrackCue': The value provided is not a number..
-PASS cue.endTime = Number.POSITIVE_INFINITY; threw exception TypeError: Failed to set the 'endTime' property on 'TextTrackCue': The value provided is infinite..
-PASS cue.endTime = Number.NEGATIVE_INFINITY; threw exception TypeError: Failed to set the 'endTime' property on 'TextTrackCue': The value provided is infinite..
 PASS cue.vertical = 'Invalid!'; threw exception SyntaxError: Failed to set the 'vertical' property on 'VTTCue': Failed to set the 'vertical' property on 'TextTrackCue': The value provided ('Invalid!') is invalid. Only 'rl', 'lr', and the empty string are accepted..
 PASS cue.line = -1; threw exception IndexSizeError: Failed to set the 'line' property on 'VTTCue': Failed to set the 'line' property on 'TextTrackCue': The snap-to-lines flag is not set, and the value provided (-1) is not between 0 and 100..
 PASS cue.line = 101; threw exception IndexSizeError: Failed to set the 'line' property on 'VTTCue': Failed to set the 'line' property on 'TextTrackCue': The snap-to-lines flag is not set, and the value provided (101) is not between 0 and 100..