Exposes datetime attribute.

ui/accessibility/ax_enums.idl

Index: ui/accessibility/ax_enums.idl
diff --git a/ui/accessibility/ax_enums.idl b/ui/accessibility/ax_enums.idl
index 4bc678a7f07afa5496552d1f2f5076497fd88aa9..c6fead9f35be3ba2d060b5a003e850b45c2b70da 100644
--- a/ui/accessibility/ax_enums.idl
+++ b/ui/accessibility/ax_enums.idl
@@ -244,7 +244,6 @@
     container_live_status,
     description,
     display,
-    dropeffect,
     help,
     html_tag,
     // Only used when invalid_state == invalid_state_other.
@@ -255,7 +254,6 @@
     placeholder,
     role,
     shortcut,
-    text_input_type,
     url,
     value
   };
@@ -374,11 +372,7 @@
     // Set if this node is the host of an external AXTree, for
     // example a web view that's a child of a native view, or a
     // web iframe that's the child of another web frame.
-    is_ax_tree_host,
-
-    // Set if this node has been selected for dragging in
-    // a drag-n-drop operation.
-    grabbed
+    is_ax_tree_host
   };
 
   [cpp_enum_prefix_override="ax_attr"] enum AXIntListAttribute {