Move more vector icons to more appropriate directories.

ui/vector_icons/notifications.icon

Index: ui/vector_icons/notifications.icon
diff --git a/ui/vector_icons/notifications.icon b/ui/vector_icons/notifications.icon
new file mode 100644
index 0000000000000000000000000000000000000000..8240b82981c8f5ca09dc7c660c09fc4209df2491
--- /dev/null
+++ b/ui/vector_icons/notifications.icon
@@ -0,0 +1,24 @@
+// 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, 24, 44,
+R_CUBIC_TO, 2.21f, 0, 4, -1.49f, 4, -4,
+R_H_LINE_TO, -8,
+R_CUBIC_TO, 0, 2.21f, 1.79f, 4, 4, 4,
+CLOSE,
+R_MOVE_TO, 12, -12,
+V_LINE_TO, 22,
+R_CUBIC_TO, 0, -6.15f, -3.27f, -11.28f, -9, -12.64f,
+V_LINE_TO, 8,
+R_CUBIC_TO, 0, -1.66f, -1.34f, -3, -3, -3,
+R_CUBIC_TO, -1.66f, 0, -3, 1.34f, -3, 3,
+R_V_LINE_TO, 1.36f,
+R_CUBIC_TO, -5.73f, 1.36f, -9, 6.49f, -9, 12.64f,
+R_V_LINE_TO, 10,
+R_LINE_TO, -4, 4,
+R_V_LINE_TO, 2,
+R_H_LINE_TO, 32,
+R_V_LINE_TO, -2,
+R_LINE_TO, -4, -4,
+END