Vectorize power icon in Ash system menu for MD

ash/resources/vector_icons/system_menu_power.1x.icon

Index: ash/resources/vector_icons/system_menu_power.1x.icon
diff --git a/ash/resources/vector_icons/system_menu_power.1x.icon b/ash/resources/vector_icons/system_menu_power.1x.icon
new file mode 100644
index 0000000000000000000000000000000000000000..82429a6530cfc7f2391aa6cafa8855c1001105bd
--- /dev/null
+++ b/ash/resources/vector_icons/system_menu_power.1x.icon
@@ -0,0 +1,24 @@
+// 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, 20,
+MOVE_TO, 11, 2,
+H_LINE_TO, 9,
+R_V_LINE_TO, 9,
+R_H_LINE_TO, 2,
+V_LINE_TO, 2,
+CLOSE,
+R_MOVE_TO, 4.18f, 2,
+LINE_TO, 13.92f, 5.26f,
+R_CUBIC_TO, 1.4f, 1.12f, 2.3f, 2.85f, 2.3f, 4.78f,
+R_CUBIC_TO, 0, 3.42f, -2.78f, 6.19f, -6.22f, 6.19f,
+R_CUBIC_TO, -3.44f, 0, -6.22f, -2.77f, -6.22f, -6.19f,
+R_CUBIC_TO, 0, -1.94f, 0.9f, -3.66f, 2.29f, -4.79f,
+LINE_TO, 4.82f, 4,
+CUBIC_TO, 3.09f, 5.46f, 2, 7.62f, 2, 10.04f,
+CUBIC_TO, 2, 14.44f, 5.58f, 18, 10, 18,
+R_CUBIC_TO, 4.42f, 0, 8, -3.56f, 8, -7.96f,
+R_CUBIC_TO, 0, -2.42f, -1.09f, -4.58f, -2.82f, -6.04f,
+CLOSE,
+END