MD WebUI: Simplify cr-toolbar CSS

ui/webui/resources/cr_elements/cr_toolbar/cr_toolbar.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-media-query/iron-media-query.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_toolbar/cr_toolbar_search_field.html">
 
 <dom-module id="cr-toolbar">
   <template>
     <style>
       :host {
         --cr-toolbar-field-width: 580px;
@@ skipping 32 matching lines @@
         padding: 6px;
         width: 32px;
       }
 
       #centeredContent {
         display: flex;
         flex: 1 1 0;
         justify-content: center;
       }
 
-      :host([narrow_]) #centeredContent {
-        -webkit-padding-end: var(--cr-toolbar-field-end-padding, 12px);
-      }
-
-      :host(:not([narrow_])) h1 {
-        @apply(--cr-toolbar-header-wide);
-      }
-
       :host(:not([narrow_])) #leftContent {
         /* The amount of space left of the search field:
            (width of window - width of search field) / 2. */
         max-width: calc((100% - var(--cr-toolbar-field-width)) / 2);
-        @apply(--cr-toolbar-left-content-wide);
       }
 
       :host(:not([narrow_])) #centeredContent {
         -webkit-margin-start: var(--cr-toolbar-field-margin, 0);
       }
 
-      :host(:not([narrow_])) #rightContent {
-        @apply(--cr-toolbar-right-content-wide);
-      }
-
       :host([narrow_]) #centeredContent {
         justify-content: flex-end;
       }
 
       :host([narrow_][showing-search_]) #leftContent {
         opacity: 0;
       }
 
+      #rightContent {
+        -webkit-padding-end: var(--cr-toolbar-field-end-padding, 12px);

[Dan Beam, 2016/12/13 07:09:01]

who sets --cr-toolbar-field-end-padding now?

[tsergeant, 2016/12/13 23:53:47]

No-one, so I've removed it.

+      }
+
+      :host(:not([narrow_])) #rightContent {
+        position: absolute;
+        right: 0;
+      }
+
+      :host-context([dir=rtl]):host(:not([narrow_])) #rightContent {
+        right: auto;
+        left: 0;
+      }
+
       #menuPromo {
         -webkit-padding-end: 12px;
         -webkit-padding-start: 8px;
         align-items: center;
         background: #616161;
         border-radius: 2px;
         color: white;
         display: flex;
         font-size: 92.3%;
         font-weight: 500;
         opacity: 0;
         padding-bottom: 6px;
         padding-top: 6px;
         position: absolute;
         top: var(--cr-toolbar-height);
         white-space: nowrap;
         z-index: 2;
       }
 
       #menuPromo::before {
         background: inherit;
         /* Up arrow. 105% in Y coordinates fixes glitch at 110/125% zoom. */
-        clip-path: polygon(0 105%, 100% 105%, 50% 0);  
+        clip-path: polygon(0 105%, 100% 105%, 50% 0);
         content: '';
         display: block;
         left: 10px;
         height: 6px;
         position: absolute;
         top: -6px;
         width: 12px;
       }
 
       :host-context([dir=rtl]) #menuPromo::before {
@@ skipping 40 matching lines @@
       <iron-media-query query="(max-width: 900px)" query-matches="{{narrow_}}">
       </iron-media-query>
     </div>
 
     <div id="rightContent">
       <content select=".more-actions"></content>
     </div>
   </template>
   <script src="cr_toolbar.js"></script>
 </dom-module>