Continue deleting code in ui/.

ui/base/win/accessibility_ids_win.h

Index: ui/base/win/accessibility_ids_win.h
diff --git a/ui/base/win/accessibility_ids_win.h b/ui/base/win/accessibility_ids_win.h
deleted file mode 100644
index af8041ce7e112aaef436dee649d4af8fa85af2ad..0000000000000000000000000000000000000000
--- a/ui/base/win/accessibility_ids_win.h
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright (c) 2013 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_BASE_WIN_ACCESSIBILITY_IDS_WIN_H_
-#define UI_BASE_WIN_ACCESSIBILITY_IDS_WIN_H_
-
-namespace base {
-namespace win {
-
-// Windows accessibility (MSAA) notifications are posted on an
-// accessible object using its owning HWND and a long integer child id.
-// Positive child ids can be used to enumerate the children of an object,
-// so in Chromium we use only negative values to represent ids of specific
-// accessible objects.
-//
-// Chromium currently has two separate systems that use accessibility ids:
-// * views (ui/views/accessibility), and
-// * web (content/browser/accessibility)
-//
-// These constants ensure they use non-overlapping id ranges.
-
-const long kFirstViewsAccessibilityId = -1;
-const long kLastViewsAccessibilityId = -999;
-const long kFirstBrowserAccessibilityManagerAccessibilityId = -1000;
-const long kLastBrowserAccessibilityManagerAccessibilityId = INT_MIN;
-
-}  // win
-}  // base
-
-#endif  // UI_BASE_WIN_ACCESSIBILITY_IDS_WIN_H_