MD WebUI: Remove <style no-process> from Polymer

chrome/browser/resources/md_history/app.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/html/cr/ui.html">
 <link rel="import" href="chrome://resources/html/cr/ui/command.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/iron-pages/iron-pages.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-scroll-target-behavior/iron-scroll-target-behavior.html">
 <link rel="import" href="chrome://history/history_toolbar.html">
 <link rel="import" href="chrome://history/list_container.html">
 <link rel="import" href="chrome://history/router.html">
 <link rel="import" href="chrome://history/shared_style.html">
 <link rel="import" href="chrome://history/side_bar.html">
 <link rel="stylesheet" href="chrome://resources/css/md_colors.css">
 
 <!-- Lazy loaded: history-synced-device-manager, app-drawer. -->
 
 <dom-module id="history-app">
   <template>
-    <style no-process>
-      history-toolbar {
-        background: var(--md-toolbar-color);
-      }
-    </style>
     <style include="shared-style">
       :host {
         display: block;
         height: 100%;
         overflow: hidden;
       }
 
+      history-toolbar {
+        background: var(--md-toolbar-color);
+      }
+
       /* Sizing this with flex causes slow load performance, see
        * crbug.com/618153. TODO(dbeam): is this still an issue? */
       #main-container {
         height: calc(100% - var(--toolbar-height));
         position: relative;
       }
 
       :host([grouped_]) #main-container {
         height: calc(100% - var(--toolbar-grouped-height));
       }
@@ skipping 97 matching lines @@
         </history-side-bar>
       </app-drawer>
     </template>
 
     <iron-media-query query="(max-width: 1023px)"
         query-matches="{{hasDrawer_}}">
     </iron-media-query>
   </template>
   <script src="chrome://history/app.js"></script>
 </dom-module>