Hook up Android closed captions 'enabled' setting to Blink

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index 92fb1746ea222ae65d5486031ff7b204df8188d7..c95203af307f0fe4704d891326681b3b7d835e4a 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -144,6 +144,7 @@
 #include "core/html/HTMLIFrameElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLLinkElement.h"
+#include "core/html/HTMLMediaElement.h"
 #include "core/html/HTMLMetaElement.h"
 #include "core/html/HTMLScriptElement.h"
 #include "core/html/HTMLStyleElement.h"
@@ -660,6 +661,11 @@ void Document::mediaQueryAffectingValueChanged()
     InspectorInstrumentation::mediaQueryResultChanged(this);
 }
 
+void Document::textTrackKindUserPreferenceChanged()
+{
+    HTMLMediaElement::setTextTrackKindUserPreferenceForAllMediaElements(this);
+}
+
 void Document::setCompatibilityMode(CompatibilityMode mode)
 {
     if (m_compatibilityModeLocked || mode == m_compatibilityMode)