Remove mode-transition in TextTrack::setKind

third_party/WebKit/Source/core/html/track/TextTrack.h

Index: third_party/WebKit/Source/core/html/track/TextTrack.h
diff --git a/third_party/WebKit/Source/core/html/track/TextTrack.h b/third_party/WebKit/Source/core/html/track/TextTrack.h
index 305364cb177fb73ae0666a1da9e92805d0ffcd7f..7ff10baee70c9f460a832c387270eb5563b4389e 100644
--- a/third_party/WebKit/Source/core/html/track/TextTrack.h
+++ b/third_party/WebKit/Source/core/html/track/TextTrack.h
@@ -58,7 +58,6 @@ public:
     virtual void setTrackList(TextTrackList*);
     TextTrackList* trackList() { return m_trackList; }
 
-    void setKind(const AtomicString&) override;
     bool isVisualKind() const;
 
     static const AtomicString& subtitlesKeyword();
@@ -72,6 +71,11 @@ public:
     static const AtomicString& hiddenKeyword();
     static const AtomicString& showingKeyword();
 
+    void setKind(const AtomicString& kind) { m_kind = kind; }
+    void setLabel(const AtomicString& label) { m_label = label; }
+    void setLanguage(const AtomicString& language) { m_language = language; }
+    void setId(const String& id) { m_id = id; }
+
     AtomicString mode() const { return m_mode; }
     virtual void setMode(const AtomicString&);