It is time.

ui/accessibility/platform/ax_platform_node_mac.h

Index: ui/accessibility/platform/ax_platform_node_mac.h
diff --git a/ui/accessibility/platform/ax_platform_node_mac.h b/ui/accessibility/platform/ax_platform_node_mac.h
deleted file mode 100644
index f39a94d0cbb049d8859bce86b2e11e152e69b461..0000000000000000000000000000000000000000
--- a/ui/accessibility/platform/ax_platform_node_mac.h
+++ /dev/null
@@ -1,50 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef UI_ACCESSIBILITY_AX_PLATFORM_NODE_MAC_H_
-#define UI_ACCESSIBILITY_AX_PLATFORM_NODE_MAC_H_
-
-#include "base/mac/scoped_nsobject.h"
-#include "ui/accessibility/ax_export.h"
-#include "ui/accessibility/platform/ax_platform_node_base.h"
-
-@class AXPlatformNodeCocoa;
-
-namespace ui {
-
-class AXPlatformNodeMac : public AXPlatformNodeBase {
- public:
-  AXPlatformNodeMac();
-
-  // AXPlatformNode.
-  void Destroy() override;
-  gfx::NativeViewAccessible GetNativeViewAccessible() override;
-
- private:
-  ~AXPlatformNodeMac() override;
-
-  base::scoped_nsobject<AXPlatformNodeCocoa> native_node_;
-
-  DISALLOW_COPY_AND_ASSIGN(AXPlatformNodeMac);
-};
-
-}  // namespace ui
-
-AX_EXPORT
-@interface AXPlatformNodeCocoa : NSObject {
- @private
-  ui::AXPlatformNodeBase* node_;  // Weak. Retains us.
-}
-
-+ (NSString*)nativeRoleFromAXRole:(ui::AXRole)role;
-+ (NSString*)nativeSubroleFromAXRole:(ui::AXRole)role;
-
-- (instancetype)initWithNode:(ui::AXPlatformNodeBase*)node;
-- (void)detach;
-
-@property(nonatomic, readonly) NSRect boundsInScreen;
-
-@end
-
-#endif  // UI_ACCESSIBILITY_AX_PLATFORM_NODE_MAC_H_