Remove unused code behind USE(PLATFORM_TEXT_TRACK_MENU)

Source/core/html/HTMLMediaElement.cpp

Index: Source/core/html/HTMLMediaElement.cpp
diff --git a/Source/core/html/HTMLMediaElement.cpp b/Source/core/html/HTMLMediaElement.cpp
index da2f50570f85163e6666d8182608f6e4a2ae3e74..69884e7906c2a03a03a361871fe279d38d14e820 100644
--- a/Source/core/html/HTMLMediaElement.cpp
+++ b/Source/core/html/HTMLMediaElement.cpp
@@ -109,10 +109,6 @@
 #include "MediaKeys.h"
 #endif
 
-#if USE(PLATFORM_TEXT_TRACK_MENU)
-#include "core/platform/graphics/PlatformTextTrack.h"
-#endif
-
 using namespace std;
 
 namespace WebCore {
@@ -2587,80 +2583,10 @@ void HTMLMediaElement::mediaPlayerDidRemoveTrack(PassRefPtr<InbandTextTrackPriva
     removeTrack(textTrack.get());
 }
 
-#if USE(PLATFORM_TEXT_TRACK_MENU)
-void HTMLMediaElement::setSelectedTextTrack(PassRefPtr<PlatformTextTrack> platformTrack)
-{
-    if (!m_textTracks)
-        return;
-
-    TrackDisplayUpdateScope scope(this);
-
-    if (!platformTrack) {
-        setSelectedTextTrack(0);
-        return;
-    }
-
-    TextTrack* textTrack;
-    size_t i;
-    for (i = 0; i < m_textTracks->length(); ++i) {
-        textTrack = m_textTracks->item(i);
-
-        if (textTrack->platformTextTrack() == platformTrack)
-            break;
-    }
-
-    if (i == m_textTracks->length())
-        return;
-    setSelectedTextTrack(textTrack);
-}
-
-Vector<RefPtr<PlatformTextTrack> > HTMLMediaElement::platformTextTracks()
-{
-    if (!m_textTracks || !m_textTracks->length())
-        return Vector<RefPtr<PlatformTextTrack> >();
-
-    Vector<RefPtr<PlatformTextTrack> > platformTracks;
-    for (size_t i = 0; i < m_textTracks->length(); ++i)
-        platformTracks.append(m_textTracks->item(i)->platformTextTrack());
-
-    return platformTracks;
-}
-
-void HTMLMediaElement::notifyMediaPlayerOfTextTrackChanges()
-{
-    if (!m_textTracks || !m_textTracks->length() || !platformTextTrackMenu())
-        return;
-
-    m_platformMenu->tracksDidChange();
-}
-
-PlatformTextTrackMenuInterface* HTMLMediaElement::platformTextTrackMenu()
-{
-    if (m_platformMenu)
-        return m_platformMenu.get();
-
-    if (!m_player->implementsTextTrackControls())
-        return 0;
-
-    m_platformMenu = m_player->textTrackMenu();
-    if (!m_platformMenu)
-        return 0;
-
-    m_platformMenu->setClient(this);
-
-    return m_platformMenu.get();
-}
-#endif // #if USE(PLATFORM_TEXT_TRACK_MENU)
-
 void HTMLMediaElement::closeCaptionTracksChanged()
 {
     if (hasMediaControls())
         mediaControls()->closedCaptionTracksChanged();
-
-#if USE(PLATFORM_TEXT_TRACK_MENU)
-    if (m_player->implementsTextTrackControls())
-        scheduleDelayedAction(TextTrackChangesNotification);
-#endif
 }
 
 void HTMLMediaElement::addTrack(TextTrack* track)