Update infobars to use VectorIcon struct instead of VectorIconId.

ui/gfx/vector_icons/sad_tab.icon

Index: ui/gfx/vector_icons/sad_tab.icon
diff --git a/ui/gfx/vector_icons/sad_tab.icon b/ui/gfx/vector_icons/sad_tab.icon
deleted file mode 100644
index 6876aca6718ccff331871d1ae88a7873e1b7872c..0000000000000000000000000000000000000000
--- a/ui/gfx/vector_icons/sad_tab.icon
+++ /dev/null
@@ -1,48 +0,0 @@
-// Copyright 2015 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, 38, 13,
-LINE_TO, 21, 13,
-LINE_TO, 17, 7,
-LINE_TO, 10, 7,
-CUBIC_TO, 7.7f, 7, 6.02f, 8.69f, 6, 11,
-LINE_TO, 6, 37,
-CUBIC_TO, 6, 39.31f, 7.7f, 41, 10, 41,
-LINE_TO, 38, 41,
-CUBIC_TO, 40.3f, 41, 42, 39.31f, 42, 37,
-LINE_TO, 42, 17,
-CUBIC_TO, 42, 14.36f, 40.3f, 12.67f, 38, 13,
-LINE_TO, 38, 13,
-LINE_TO, 38, 13,
-CLOSE,
-MOVE_TO, 16, 18,
-LINE_TO, 20, 18,
-LINE_TO, 20, 23,
-LINE_TO, 16, 23,
-LINE_TO, 16, 18,
-LINE_TO, 16, 18,
-CLOSE,
-MOVE_TO, 33, 35,
-LINE_TO, 29, 35,
-LINE_TO, 29, 31,
-LINE_TO, 20, 31,
-LINE_TO, 20, 35,
-LINE_TO, 16, 35,
-LINE_TO, 16, 31,
-LINE_TO, 20, 31,
-LINE_TO, 20, 27,
-LINE_TO, 29, 27,
-LINE_TO, 29, 31,
-LINE_TO, 33, 31,
-LINE_TO, 33, 35,
-LINE_TO, 33, 35,
-CLOSE,
-MOVE_TO, 28, 18,
-LINE_TO, 32, 18,
-LINE_TO, 32, 23,
-LINE_TO, 28, 23,
-LINE_TO, 28, 18,
-LINE_TO, 28, 18,
-CLOSE,
-END