Moved action verbs out of Blink.

third_party/WebKit/Source/modules/accessibility/AXObject.h

Index: third_party/WebKit/Source/modules/accessibility/AXObject.h
diff --git a/third_party/WebKit/Source/modules/accessibility/AXObject.h b/third_party/WebKit/Source/modules/accessibility/AXObject.h
index 45b7a1ac1ff22eb1be5e705d0fc2e5db575b00ec..4f65993d5d4821f97beeb88d55fcbb1a51d82350 100644
--- a/third_party/WebKit/Source/modules/accessibility/AXObject.h
+++ b/third_party/WebKit/Source/modules/accessibility/AXObject.h
@@ -245,6 +245,18 @@ enum AXObjectInclusion {
   DefaultBehavior,
 };
 
+enum class AXSupportedAction {
+  None = 0,
+  Activate,
+  Check,
+  Click,
+  Jump,
+  Open,
+  Press,
+  Select,
+  Uncheck
+};
+
 enum AccessibilityButtonState {
   ButtonStateOff = 0,
   ButtonStateOn,
@@ -795,7 +807,7 @@ class MODULES_EXPORT AXObject : public GarbageCollectedFinalized<AXObject> {
   virtual void wordBoundaries(Vector<AXRange>&) const {}
 
   // Properties of interactive elements.
-  String actionVerb() const;
+  AXSupportedAction action() const;
   virtual AccessibilityButtonState checkboxOrRadioValue() const;
   virtual AriaCurrentState ariaCurrentState() const {
     return AriaCurrentStateUndefined;