Site Settings Desktop: Implement individual cookie removal and RemoveAll.

chrome/browser/resources/settings/site_settings/site_data.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/html/web_ui_listener_behavior.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/iron-flex-layout-classes.html">
+<link rel="import" href="/icons.html">
 <link rel="import" href="/settings_shared_css.html">
 <link rel="import" href="/site_settings/site_data_details_dialog.html">
 <link rel="import" href="/site_settings/site_settings_behavior.html">
 
 <dom-module id="site-data">
   <template>
     <style include="settings-shared">
       :host {
         display: block;
         margin-top: 18px;
         width: 100%;
       }
 
       .list-frame {
+        -webkit-margin-end: -29px;
         -webkit-padding-start: 36px;
         margin-top: 10px;
       }
 
+      .site-header {
+        margin-top: 10px;
+      }
+
       .site {
-        margin-top: 3px;
+        margin-top: 7px;
       }
     </style>
-    <div>$i18n{siteSettingsCookieHeader}</div>
+    <div class="layout horizontal">
+      <div class="flex site-header">$i18n{siteSettingsCookieHeader}</div>
+      <div class="secondary-action" hidden$="[[!removeAllIsVisible_(sites)]]">
+        <paper-button on-tap="onDeleteAllSites_" class="secondary-button">
+          $i18n{siteSettingsCookieRemoveAll}
+        </paper-button>
+      </div>
+    </div>
+
     <div class="list-frame vertical-list">
       <template is="dom-repeat" items="[[sites]]">
-        <div class="list-item" on-tap="onSiteTap_" actionable>
-          <div class="favicon-image" style$="[[computeSiteIcon(item.site)]]"
-              on-tap="onOriginTap_"></div>
-          <div class="middle layout horizontal">
-            <div class="site flex">[[item.site]]</div>
-            <div class="secondary">[[item.localData]]</div>
+        <div class="list-item layout horizontal">
+          <div class="layout horizontal flex" on-tap="onSiteTap_" actionable>
+            <div class="favicon-image site"
+                style$="[[computeSiteIcon(item.site)]]">
+            </div>
+            <div class="flex middle">[[item.site]]</div>
+            <div class="site">[[item.localData]]</div>
+          </div>
+          <div>
+            <paper-icon-button on-tap="onDeleteSite_"
+                icon="settings:delete"></paper-icon-button>
           </div>
         </div>
       </template>
     </div>
 
   </template>
   <script src="cookie_info.js"></script>
   <script src="cookie_tree_node.js"></script>
   <script src="site_data.js"></script>
 </dom-module>