Changing slider values do not work properly when percent change of a step is less than one.

Source/modules/accessibility/AXObject.h

Index: Source/modules/accessibility/AXObject.h
diff --git a/Source/modules/accessibility/AXObject.h b/Source/modules/accessibility/AXObject.h
index 651a0cb3d515798226df3810230bf8ac75243638..7a22a604d9a6bd79d26f40e68be5c20987d35d7d 100644
--- a/Source/modules/accessibility/AXObject.h
+++ b/Source/modules/accessibility/AXObject.h
@@ -386,6 +386,7 @@ public:
     bool isRadioButton() const { return roleValue() == RadioButtonRole; }
     bool isScrollbar() const { return roleValue() == ScrollBarRole; }
     virtual bool isSlider() const { return false; }
+    virtual bool isNativeSlider() const { return false; }
     virtual bool isSpinButton() const { return roleValue() == SpinButtonRole; }
     virtual bool isSpinButtonPart() const { return false; }
     bool isTabItem() const { return roleValue() == TabRole; }