Fix chrome://apps broken avatar icon.

icon.js needs to be <script> included after cr.js, because it uses
cr.define().

Bug: 995189
Change-Id: I76552f69848e3ba7e9061ddd7d74836538c26efe
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1793784
Auto-Submit: Demetrios Papadopoulos <dpapad@chromium.org>
Commit-Queue: Dan Beam <dbeam@chromium.org>
Reviewed-by: Dan Beam <dbeam@chromium.org>
Cr-Commit-Position: refs/heads/master@{#695011}

chrome/browser/resources/ntp4/new_tab.html

@@ -34,7 +34,6 @@ document.write('<link id="themecss" rel="stylesheet" ' +
 <script src="../../../../ui/webui/resources/js/action_link.js"></script>
 <script src="../../../../ui/webui/resources/js/event_tracker.js"></script>
 <script src="../../../../ui/webui/resources/js/util.js"></script>
-<script src="../../../../ui/webui/resources/js/icon.js"></script>
 
 <script src="../../../../ui/webui/resources/js/cr.js"></script>
 <script src="../../../../ui/webui/resources/js/cr/event_target.js"></script>
@@ -49,6 +48,7 @@ document.write('<link id="themecss" rel="stylesheet" ' +
 <script src="../../../../ui/webui/resources/js/cr/ui/position_util.js"></script>
 <script src="../../../../ui/webui/resources/js/cr/ui/menu_button.js"></script>
 <script src="../../../../ui/webui/resources/js/cr/ui/touch_handler.js"></script>
+<script src="../../../../ui/webui/resources/js/icon.js"></script>
 
 <script src="tile_page.js"></script>
 <script src="apps_page.js"></script>