Change in focus with movement of Arrow keys for RTL radio buttons

third_party/WebKit/Source/core/html/forms/RadioInputType.cpp

Index: third_party/WebKit/Source/core/html/forms/RadioInputType.cpp
diff --git a/third_party/WebKit/Source/core/html/forms/RadioInputType.cpp b/third_party/WebKit/Source/core/html/forms/RadioInputType.cpp
index eca599df57a6362b148961f68780535b40e66d83..2aa6c96dfb8b16c6b6d12aff62642641ad5c6fcf 100644
--- a/third_party/WebKit/Source/core/html/forms/RadioInputType.cpp
+++ b/third_party/WebKit/Source/core/html/forms/RadioInputType.cpp
@@ -101,7 +101,7 @@ void RadioInputType::handleKeydownEvent(KeyboardEvent* event)
     Document& document = element().document();
     if (isSpatialNavigationEnabled(document.frame()))
         return;
-    bool forward = (key == "Down" || key == "Right");
+    bool forward = computedTextDirection() == RTL ? (key == "Down" || key == "Left") : (key == "Down" || key == "Right");
 
     // We can only stay within the form's children if the form hasn't been demoted to a leaf because
     // of malformed HTML.