Eliminate TextTrackCue::updateDisplayTree()

Source/core/html/track/vtt/VTTElement.cpp

Index: Source/core/html/track/vtt/VTTElement.cpp
diff --git a/Source/core/html/track/vtt/VTTElement.cpp b/Source/core/html/track/vtt/VTTElement.cpp
index e2b8f6f7523f81a7851b49c210547b77e6e09c2a..53764d1b148570bc6bac4a49a8ad230f6f9cb8bb 100644
--- a/Source/core/html/track/vtt/VTTElement.cpp
+++ b/Source/core/html/track/vtt/VTTElement.cpp
@@ -117,5 +117,13 @@ PassRefPtrWillBeRawPtr<HTMLElement> VTTElement::createEquivalentHTMLElement(Docu
     return htmlElement;
 }
 
-} // namespace blink
+void VTTElement::setIsPastNode(bool isPastNode)
+{
+    if (m_isPastNode == isPastNode)

[fs, 2015/03/19 12:10:02]

Make this isPastNode() == isPastNode to please MSVC

[philipj_slow, 2015/03/19 12:36:36]

It would have to be this->isPastNode(), so I'll go with !! coercion instead.
Feels like working with Presto's BOOL :)

+        return;
 
+    m_isPastNode = isPastNode;
+    setNeedsStyleRecalc(LocalStyleChange, StyleChangeReasonForTracing::createWithExtraData(StyleChangeReason::PseudoClass, StyleChangeExtraData::Past));
+}
+
+} // namespace blink