Increase the z-index so the FC title does not overlap the toolbar

Change-Id: Ic47ee8e027e8e545e51d2b791f5ceb6c19660c28
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2432106
Commit-Queue: Becca Hughes <beccahughes@chromium.org>
Commit-Queue: Tommy Steimel <steimel@chromium.org>
Auto-Submit: Becca Hughes <beccahughes@chromium.org>
Reviewed-by: Tommy Steimel <steimel@chromium.org>
Cr-Commit-Position: refs/heads/master@{#810747}

chrome/browser/resources/kaleidoscope/toolbar.html

@@ -5,7 +5,7 @@
     position: fixed;
     top: 0;
     width: 100%;
-    z-index: 1;
+    z-index: 99;
   }
 </style>
 <cr-toolbar id="toolbar" show-menu show-search="[[showSearch]]" menu-label="[[menuLabel]]" page-name="[[pageName]]"></cr-toolbar>