Updated to Chrome 45 (2454) moved from SVN to git.

core/html/track/vtt/VTTCue.idl

 /*
  * Copyright (c) 2013, Opera Software ASA. All rights reserved.
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  *    from this software without specific prior written permission.
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  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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  * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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+// http://dev.w3.org/html5/webvtt/#the-vttcue-interface
+
+enum AutoKeyword { "auto" };
 enum DirectionSetting { "" /* horizontal */, "rl", "lr" };
+// enum LineAlignSetting { "start", "middle", "end" };
+// enum PositionAlignSetting { "start", "middle", "end", "auto" };
 enum AlignSetting { "start", "middle", "end", "left", "right" };
 
 [
     Constructor(double startTime, double endTime, DOMString text),
     ConstructorCallWith=Document,
     SetWrapperReferenceFrom=owner,
 ] interface VTTCue : TextTrackCue {
+    // TODO(philipj): regionId has been replaced by a region attribute.
     [RuntimeEnabled=WebVTTRegions] attribute DOMString regionId;
     attribute DirectionSetting vertical;
     attribute boolean snapToLines;
-    [RaisesException=Setter] attribute long line;
-    [RaisesException=Setter] attribute long position;
-    [RaisesException=Setter] attribute long size;
+    attribute (double or AutoKeyword) line;
+    // attribute LineAlignSetting lineAlign;
+    [RaisesException=Setter] attribute (double or AutoKeyword) position;
+    // attribute PositionAlignSetting positionAlign;
+    [RaisesException=Setter] attribute double size;
     attribute AlignSetting align;
     attribute DOMString text;
     DocumentFragment getCueAsHTML();
 };