Replace ui::AXViewState with AXNodeData and AXActionData

ash/common/system/tray/tray_background_view.h

Index: ash/common/system/tray/tray_background_view.h
diff --git a/ash/common/system/tray/tray_background_view.h b/ash/common/system/tray/tray_background_view.h
index cb22ed649c3838b98a402bd197f156133da76f4f..b642ca692d688ae12e4acb071bea3796d18a2891 100644
--- a/ash/common/system/tray/tray_background_view.h
+++ b/ash/common/system/tray/tray_background_view.h
@@ -73,7 +73,7 @@ class ASH_EXPORT TrayBackgroundView : public ActionableView,
   void SetVisible(bool visible) override;
   const char* GetClassName() const override;
   void ChildPreferredSizeChanged(views::View* child) override;
-  void GetAccessibleState(ui::AXViewState* state) override;
+  void GetAccessibleNodeData(ui::AXNodeData* node_data) override;
   void AboutToRequestFocusFromTabTraversal(bool reverse) override;
   void OnPaint(gfx::Canvas* canvas) override;
 
@@ -88,7 +88,7 @@ class ASH_EXPORT TrayBackgroundView : public ActionableView,
   // Called when the anchor (tray or bubble) may have moved or changed.
   virtual void AnchorUpdated() {}
 
-  // Called from GetAccessibleState, must return a valid accessible name.
+  // Called from GetAccessibleNodeData, must return a valid accessible name.
   virtual base::string16 GetAccessibleNameForTray() = 0;
 
   // Called when the bubble is resized.