Move more vector icons into respective directories.

ui/gfx/vector_icons/tab_bluetooth_connected.icon

Index: ui/gfx/vector_icons/tab_bluetooth_connected.icon
diff --git a/ui/gfx/vector_icons/tab_bluetooth_connected.icon b/ui/gfx/vector_icons/tab_bluetooth_connected.icon
deleted file mode 100644
index 9ed11250a58aa5141cb0b49088e9969d0217d0ed..0000000000000000000000000000000000000000
--- a/ui/gfx/vector_icons/tab_bluetooth_connected.icon
+++ /dev/null
@@ -1,34 +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, 16.8f, 2,
-R_H_LINE_TO, -1.4f,
-R_V_LINE_TO, 10.63f,
-LINE_TO, 8.97f, 6.2f,
-LINE_TO, 7, 8.17f,
-LINE_TO, 14.83f, 16,
-LINE_TO, 7, 23.83f,
-LINE_TO, 8.97f, 25.8f,
-R_LINE_TO, 6.43f, -6.43f,
-V_LINE_TO, 30,
-R_H_LINE_TO, 1.4f,
-R_LINE_TO, 7.99f, -7.99f,
-LINE_TO, 18.77f, 16,
-R_LINE_TO, 6.02f, -6.01f,
-LINE_TO, 16.8f, 2,
-CLOSE,
-MOVE_TO, 18, 7,
-R_LINE_TO, 3, 3,
-R_LINE_TO, -3, 3,
-R_LINE_TO, 0.2f, -5.64f,
-LINE_TO, 18, 7,
-CLOSE,
-R_MOVE_TO, 3, 15.01f,
-LINE_TO, 18, 25,
-R_V_LINE_TO, -6,
-R_LINE_TO, 2.83f, 3.01f,
-H_LINE_TO, 21,
-CLOSE,
-END