Views a11y: Add AXNodeData.actions bitfield to indicate supported actions by UI.

content/browser/accessibility/browser_accessibility.cc

Index: content/browser/accessibility/browser_accessibility.cc
diff --git a/content/browser/accessibility/browser_accessibility.cc b/content/browser/accessibility/browser_accessibility.cc
index 4e96eb28e5a3bdf2a074ef3674a1bcc3c4840b0c..74e3e0f0d4c04cfc7bf01106ada7b91ed1d90599 100644
--- a/content/browser/accessibility/browser_accessibility.cc
+++ b/content/browser/accessibility/browser_accessibility.cc
@@ -895,6 +895,10 @@ bool BrowserAccessibility::HasState(ui::AXState state_enum) const {
   return GetData().HasState(state_enum);
 }
 
+bool BrowserAccessibility::HasAction(ui::AXAction action_enum) const {
+  return GetData().HasAction(action_enum);
+}
+
 bool BrowserAccessibility::IsCellOrTableHeaderRole() const {
   return (GetRole() == ui::AX_ROLE_CELL ||
           GetRole() == ui::AX_ROLE_COLUMN_HEADER ||