Allow Spatial Navigation ignore elements with event handlers

Source/core/page/SpatialNavigation.cpp

Index: Source/core/page/SpatialNavigation.cpp
diff --git a/Source/core/page/SpatialNavigation.cpp b/Source/core/page/SpatialNavigation.cpp
index 31a70ec6557fade88ced2e765db5eb9675eff3a6..435be154cb7f0834a4baedfc1b2ff38537dffaf9 100644
--- a/Source/core/page/SpatialNavigation.cpp
+++ b/Source/core/page/SpatialNavigation.cpp
@@ -86,6 +86,11 @@ bool isSpatialNavigationEnabled(const LocalFrame* frame)
     return (frame && frame->settings() && frame->settings()->spatialNavigationEnabled());
 }
 
+bool spatialNavigationIgnoresEventHandlers(const LocalFrame* frame)
+{
+    return (frame && frame->settings() && frame->settings()->deviceSupportsTouch());
+}
+
 static bool rectsIntersectOnOrthogonalAxis(WebFocusType type, const LayoutRect& a, const LayoutRect& b)
 {
     switch (type) {