Move Ash-specific vector icon files into a separate directory

ui/gfx/vector_icons/shelf_keyboard.icon

Index: ui/gfx/vector_icons/shelf_keyboard.icon
diff --git a/ui/gfx/vector_icons/shelf_keyboard.icon b/ui/gfx/vector_icons/shelf_keyboard.icon
deleted file mode 100644
index 6875e8e8c765d32029a76f7db5586eec5a6a7c13..0000000000000000000000000000000000000000
--- a/ui/gfx/vector_icons/shelf_keyboard.icon
+++ /dev/null
@@ -1,82 +0,0 @@
-// Copyright 2016 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.
-
-CANVAS_DIMENSIONS, 32,
-MOVE_TO, 27, 7,
-H_LINE_TO, 6,
-R_CUBIC_TO, -1.78f, 0, -2.99f, 1.22f, -3, 3,
-R_V_LINE_TO, 13,
-R_CUBIC_TO, 0, 1.78f, 1.22f, 3, 3, 3,
-R_H_LINE_TO, 21,
-R_CUBIC_TO, 1.79f, 0, 3, -1.22f, 3, -3,
-V_LINE_TO, 10,
-R_CUBIC_TO, 0, -1.78f, -1.22f, -3, -3, -3,
-CLOSE,
-R_MOVE_TO, -12, 4,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-CLOSE,
-R_MOVE_TO, 0, 4,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-CLOSE,
-R_MOVE_TO, -4, -4,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-CLOSE,
-R_MOVE_TO, 0, 4,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-CLOSE,
-R_MOVE_TO, -1, 3,
-H_LINE_TO, 7,
-R_V_LINE_TO, -3,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-CLOSE,
-R_MOVE_TO, 0, -4,
-H_LINE_TO, 7,
-R_V_LINE_TO, -3,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-CLOSE,
-R_MOVE_TO, 12, 10,
-H_LINE_TO, 11,
-R_V_LINE_TO, -3,
-R_H_LINE_TO, 11,
-R_V_LINE_TO, 3,
-CLOSE,
-R_MOVE_TO, 0, -6,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-CLOSE,
-R_MOVE_TO, 0, -4,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-CLOSE,
-R_MOVE_TO, 4, 4,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-CLOSE,
-R_MOVE_TO, 0, -4,
-R_H_LINE_TO, -3,
-R_V_LINE_TO, -3,
-R_H_LINE_TO, 3,
-R_V_LINE_TO, 3,
-CLOSE,
-END