Hook up Android closed captions 'enabled' setting to Blink

public/web/WebSettings.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 79 matching lines @@
     enum class SelectionStrategyType {
         // Always uses character granularity.
         Character,
         // "Expand by word, shrink by character" selection strategy.
         // Uses character granularity when selection is shrinking. If the
         // selection is expanding, granularity doesn't change until a word
         // boundary is passed, after which the granularity switches to "word".
         Direction
     };
 
+    // Defines user preference for text track kind.
+    enum class TextTrackKindUserPreference {
+        // Display only tracks marked as default
+        Default,
+        // If available, display captions track in preferred language, else display subtitles.
+        Captions,
+        // If available, display subtitles track in preferred language, else display captions.
+        Subtitles
+    };
+
     // Sets value of a setting by its string identifier from Settings.in and
     // string representation of value. An enum's string representation is the
     // string representation of the integer value of the enum.
     virtual void setFromStrings(const WebString& name, const WebString& value) = 0;
 
     virtual bool mainFrameResizesAreOrientationChanges() const = 0;
     virtual int availablePointerTypes() const = 0;
     virtual PointerType primaryPointerType() const = 0;
     virtual int availableHoverTypes() const = 0;
     virtual HoverType primaryHoverType() const = 0;
@@ skipping 116 matching lines @@
     virtual void setSpatialNavigationEnabled(bool) = 0;
     virtual void setStandardFontFamily(const WebString&, UScriptCode = USCRIPT_COMMON) = 0;
     virtual void setStrictMixedContentChecking(bool) = 0;
     virtual void setStrictPowerfulFeatureRestrictions(bool) = 0;
     virtual void setSupportDeprecatedTargetDensityDPI(bool) = 0;
     virtual void setSupportsMultipleWindows(bool) = 0;
     virtual void setSyncXHRInDocumentsEnabled(bool) = 0;
     virtual void setTextAreasAreResizable(bool) = 0;
     virtual void setTextAutosizingEnabled(bool) = 0;
     virtual void setAccessibilityFontScaleFactor(float) = 0;
+    virtual void setTextTrackKindUserPreference(TextTrackKindUserPreference) = 0;
     virtual void setTextTrackBackgroundColor(const WebString&) = 0;
     virtual void setTextTrackFontFamily(const WebString&) = 0;
     virtual void setTextTrackFontStyle(const WebString&) = 0;
     virtual void setTextTrackFontVariant(const WebString&) = 0;
     virtual void setTextTrackTextColor(const WebString&) = 0;
     virtual void setTextTrackTextShadow(const WebString&) = 0;
     virtual void setTextTrackTextSize(const WebString&) = 0;
     virtual void setThreadedScrollingEnabled(bool) = 0;
     virtual void setTouchDragDropEnabled(bool) = 0;
     virtual void setTouchEditingEnabled(bool) = 0;
@@ skipping 18 matching lines @@
     virtual void setWideViewportQuirkEnabled(bool) = 0;
     virtual void setXSSAuditorEnabled(bool) = 0;
 
 protected:
     ~WebSettings() { }
 };
 
 } // namespace blink
 
 #endif