Remove code that is unused after ContextMenu cleanup

Source/WebKit/chromium/src/WebSettingsImpl.cpp

Index: Source/WebKit/chromium/src/WebSettingsImpl.cpp
diff --git a/Source/WebKit/chromium/src/WebSettingsImpl.cpp b/Source/WebKit/chromium/src/WebSettingsImpl.cpp
index 5d6a52dbda6c63507d9e06d5f180b61da81c08e3..363e0c5d715aff1cdf356d232b03161250f9ee51 100644
--- a/Source/WebKit/chromium/src/WebSettingsImpl.cpp
+++ b/Source/WebKit/chromium/src/WebSettingsImpl.cpp
@@ -330,14 +330,6 @@ void WebSettingsImpl::setAllowFileAccessFromFileURLs(bool allow)
     m_settings->setAllowFileAccessFromFileURLs(allow);
 }
 
-void WebSettingsImpl::setTextDirectionSubmenuInclusionBehaviorNeverIncluded()
-{
-    // FIXME: If you ever need more behaviors than this, then we should probably
-    //        define an enum in WebSettings.h and have a switch statement that
-    //        translates.  Until then, this is probably fine, though.
-    m_settings->setTextDirectionSubmenuInclusionBehavior(WebCore::TextDirectionSubmenuNeverIncluded);
-}
-
 void WebSettingsImpl::setTouchDragDropEnabled(bool enabled)
 {
     m_settings->setTouchDragDropEnabled(enabled);