MD WebUI: Add shared cr-toolbar element

chrome/browser/resources/md_history/history_toolbar.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/iron-flex-layout.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-spinner/paper-spinner.html">
-<link rel="import" href="chrome://resources/cr_elements/cr_search_field/cr_search_field.html">
+<link rel="import" href="chrome://resources/cr_elements/cr_toolbar/cr_toolbar.html">
 <link rel="import" href="chrome://history/shared_style.html">
 
 <dom-module id="history-toolbar">
   <template>
     <style include="shared-style">
       :host {
+        --content-max-width: var(--card-max-width);
         color: #fff;
         height: 56px;
         transition: background-color 150ms;
       }
 
       :host,
+      cr-toolbar,
       #overlay-buttons,
       #overlay-wrapper,
-      #main-content,
-      #button-container,
       #toolbar-container {
         @apply(--layout-center);
         @apply(--layout-horizontal);
         width: 100%;
       }
 
       :host([items-selected_]) {
         background: rgb(68, 136, 255);
       }
 
-      h1 {
-        @apply(--layout-flex);
-        -webkit-padding-start: 24px;
-        font-size: 123%;
-        font-weight: 400;
-      }
-
-      #right-content {
-        flex: 1 0 0;
-      }
-
-      #left-content {
-        flex: 1 0 var(--side-bar-width);
-      }
-
-      #centered-content {
-        /** Padding-start gives space on one side, flex-basis gives space on the
-          other. */
-        -webkit-padding-start: var(--card-padding-side);
-        display: flex;
-        flex: 1 1 calc(var(--card-max-width) + var(--card-padding-side));
-      }
-
-      #right-content {
-        @apply(--layout-center);
-        @apply(--layout-horizontal);
-        justify-content: flex-end;
-      }
-
-      #search-input {
-        -webkit-padding-end: 20px;
-      }
-
-      #searching-spinner {
-        height: 20px;
-        width: 20px;
-        -webkit-padding-end: 10px;
-      }
-
       #overlay-buttons {
         margin: 0 auto;
         max-width: var(--card-max-width);
         padding: 0 var(--card-padding-side);
       }
 
       #overlay-wrapper {
         -webkit-margin-start: var(--side-bar-width);
       }
 
       #number-selected {
         @apply(--layout-flex);
       }
 
       paper-icon-button {
         -webkit-margin-end: 24px;
         -webkit-margin-start: 2px;
         height: 36px;
         min-width: 36px;
         width: 36px;
       }
-
-      paper-button {
-        pointer-events: auto;
-      }
     </style>
     <div id="toolbar-container">
-      <div id="main-content" hidden$="[[itemsSelected_]]">
-        <div id="left-content">
-          <h1 id="title">$i18n{title}</h1>
-        </div>
-        <div id="centered-content">
-          <div id="right-content">
-            <paper-spinner id="searching-spinner" active="[[searching]]">
-            </paper-spinner>
-            <cr-search-field id="search-input" label="$i18n{search}"
-                clear-label="$i18n{clearSearch}">
-            </cr-search-field>
-          </div>
-        </div>
-      </div>
-
+      <cr-toolbar id="main-toolbar" page-name="History"
+          hidden$="[[itemsSelected_]]">
+      </cr-toolbar>
       <div id="overlay-wrapper" hidden$="[[!itemsSelected_]]">
         <div id="overlay-buttons">
           <paper-icon-button icon="clear" id="cancel-icon-button"
               on-tap="onClearSelectionTap_"></paper-icon-button>
           <div id="number-selected">[[numberOfItemsSelected_(count)]]</div>
           <paper-button id="cancel-button" on-tap="onClearSelectionTap_">
             $i18n{cancel}
           </paper-button>
           <paper-button id="delete-button" on-tap="onDeleteTap_">
             $i18n{delete}
           </paper-button>
         </div>
       </div>
     </div>
   </template>
   <script src="chrome://history/history_toolbar.js"></script>
 </dom-module>