Vectorize help icon in Ash system menu for MD

ui/gfx/vector_icons/help.icon

Index: ui/gfx/vector_icons/help.icon
diff --git a/ui/gfx/vector_icons/help.icon b/ui/gfx/vector_icons/help.icon
deleted file mode 100644
index 8ffd413ea3dcd502150afc22e19b51960202dce3..0000000000000000000000000000000000000000
--- a/ui/gfx/vector_icons/help.icon
+++ /dev/null
@@ -1,33 +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.
-
-MOVE_TO, 24, 4,
-CUBIC_TO, 12.95f, 4, 4, 12.95f, 4, 24,
-CUBIC_TO, 4, 35.05f, 12.95f, 44, 24, 44,
-CUBIC_TO, 35.05f, 44, 44, 35.05f, 44, 24,
-CUBIC_TO, 44, 12.95f, 35.05f, 4, 24, 4,
-LINE_TO, 24, 4,
-CLOSE,
-R_MOVE_TO, 2, 34,
-R_H_LINE_TO, -4,
-R_V_LINE_TO, -4,
-R_H_LINE_TO, 4,
-R_V_LINE_TO, 4,
-CLOSE,
-R_MOVE_TO, 4.13f, -15.49f,
-R_LINE_TO, -1.79f, 1.84f,
-CUBIC_TO, 26.9f, 25.79f, 26, 27, 26, 30,
-R_H_LINE_TO, -4,
-R_V_LINE_TO, -1,
-R_CUBIC_TO, 0, -2.21f, 0.9f, -4.21f, 2.34f, -5.66f,
-R_LINE_TO, 2.49f, -2.52f,
-CUBIC_TO, 27.55f, 20.1f, 28, 19.1f, 28, 18,
-R_CUBIC_TO, 0, -2.21f, -1.79f, -4, -4, -4,
-R_CUBIC_TO, -2.21f, 0, -4, 1.79f, -4, 4,
-R_H_LINE_TO, -4,
-R_CUBIC_TO, 0, -4.42f, 3.58f, -8, 8, -8,
-R_CUBIC_TO, 4.42f, 0, 8, 3.58f, 8, 8,
-R_CUBIC_TO, 0, 1.76f, -0.71f, 3.35f, -1.87f, 4.51f,
-CLOSE,
-END