removeTextTrack  2263 Source/core/html/HTMLMediaElement.cpp     removeTextTrack(textTrack.get());
removeTextTrack  2379 Source/core/html/HTMLMediaElement.cpp     removeTextTrack(textTrack.get());
removeTextTrack   172 Source/core/html/HTMLMediaElement.h     void removeTextTrack(TextTrack*);
removeTextTrack    90 Source/web/WebMediaPlayerClientImpl.h     virtual void removeTextTrack(WebInbandTextTrack*) OVERRIDE;
removeTextTrack    73 public/platform/WebMediaPlayerClient.h     virtual void removeTextTrack(WebInbandTextTrack*) = 0;