MD Settings: Migrating add/edit address dropdowns to native select.

chrome/browser/resources/settings/select_css.html

 <link rel="import" href="/settings_vars_css.html">
 
 <dom-module id="select">
   <template>
     <style>
       select {
         background-color: transparent;
         border-bottom: 1px solid var(--paper-grey-300);
         border-left: none;
         border-right: none;
@@ skipping 14 matching lines @@
         top: -1px;
         transform: scale3d(0, 1, 1);
         transition: transform 200ms ease-in;
         width: 100%;
       }
 
       select:focus + .select-underline {
         transform: scale3d(1, 1, 1);
         transition: transform 200ms ease-out;
       }
+
+      .select-wrapper {
+        display: inline-block;
+      }
     </style>
   </template>
 </dom-module>