Hook up Android closed captions 'enabled' setting to Blink

Source/web/WebSettingsImpl.cpp

Index: Source/web/WebSettingsImpl.cpp
diff --git a/Source/web/WebSettingsImpl.cpp b/Source/web/WebSettingsImpl.cpp
index e0a9bd2b5f9e6da3756f2548eacf53d5824b7487..288b597ee7b1b16f8f19199272a8a78b83b97378 100644
--- a/Source/web/WebSettingsImpl.cpp
+++ b/Source/web/WebSettingsImpl.cpp
@@ -375,6 +375,11 @@ void WebSettingsImpl::setXSSAuditorEnabled(bool enabled)
     m_settings->setXSSAuditorEnabled(enabled);
 }
 
+void WebSettingsImpl::setTextTracksEnabled(bool enabled)
+{
+    m_settings->setTextTracksEnabled(enabled);
+}
+
 void WebSettingsImpl::setTextTrackBackgroundColor(const WebString& color)
 {
     m_settings->setTextTrackBackgroundColor(color);