Issue #303 Part 1: Move basilisk files from /browser to /application/basilisk

browser/themes/shared/devedition/urlbar-history-dropmarker.svg

@@ -1,22 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="33" height="14" viewBox="0 0 33 14">
-  <defs>
-    <polygon points="0,0 5.5,7 11,0" id="dropmarker-shape"/>
-  </defs>
-  <style>
-    use {
-      fill: #b6babf;
-    }
-    .hover {
-      fill: #61bdeb;
-    }
-    .active {
-      fill: #39ace6;
-    }
-  </style>
-  <use xlink:href="#dropmarker-shape" style="transform: translate(0, 4px)"/>
-  <use xlink:href="#dropmarker-shape" style="transform: translate(11px, 4px)" class="hover"/>
-  <use xlink:href="#dropmarker-shape" style="transform: translate(22px, 4px)" class="active"/>
-</svg>