Hook up Android closed captions 'enabled' setting to Blink

Source/web/WebSettingsImpl.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 142 matching lines @@
     void setSpatialNavigationEnabled(bool) override;
     void setStandardFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) override;
     void setStrictMixedContentChecking(bool) override;
     void setStrictPowerfulFeatureRestrictions(bool) override;
     void setSupportDeprecatedTargetDensityDPI(bool) override;
     void setSupportsMultipleWindows(bool) override;
     void setSyncXHRInDocumentsEnabled(bool) override;
     void setTextAreasAreResizable(bool) override;
     void setTextAutosizingEnabled(bool) override;
     void setAccessibilityFontScaleFactor(float) override;
-    virtual void setTextTrackBackgroundColor(const WebString&);
-    virtual void setTextTrackFontFamily(const WebString&);
-    virtual void setTextTrackFontStyle(const WebString&);
-    virtual void setTextTrackFontVariant(const WebString&);
-    virtual void setTextTrackTextColor(const WebString&);
-    virtual void setTextTrackTextShadow(const WebString&);
-    virtual void setTextTrackTextSize(const WebString&);
+    void setTextTrackKindUserPreference(TextTrackKindUserPreference) override;
+    void setTextTrackBackgroundColor(const WebString&) override;
+    void setTextTrackFontFamily(const WebString&) override;
+    void setTextTrackFontStyle(const WebString&) override;
+    void setTextTrackFontVariant(const WebString&) override;
+    void setTextTrackTextColor(const WebString&) override;
+    void setTextTrackTextShadow(const WebString&) override;
+    void setTextTrackTextSize(const WebString&) override;
     void setThreadedScrollingEnabled(bool) override;
     void setTouchDragDropEnabled(bool) override;
     void setTouchEditingEnabled(bool) override;
     void setUnifiedTextCheckerEnabled(bool) override;
     void setUnsafePluginPastingEnabled(bool) override;
     void setUsesEncodingDetector(bool) override;
     void setUseLegacyBackgroundSizeShorthandBehavior(bool) override;
     void setUseMobileViewportStyle(bool) override;
     void setUseSolidColorScrollbars(bool) override;
     void setUseWideViewport(bool) override;
@@ skipping 47 matching lines @@
     // This quirk is to maintain compatibility with Android apps built on
     // the Android SDK prior to and including version 18. Presumably, this
     // can be removed any time after 2015. See http://crbug.com/313754.
     bool m_clobberUserAgentInitialScaleQuirk;
     bool m_mainFrameResizesAreOrientationChanges;
 };
 
 } // namespace blink
 
 #endif