MD downloads: fix more date and page title issues

chrome/browser/resources/md_downloads/toolbar.css

 /* Copyright 2015 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file. */
 
 :host {
   @apply(--downloads-shared-style);
   align-items: center;
   background: rgb(63, 85, 102);
   color: white;
   content-sizing: padding-box;
   display: flex;
   padding-bottom: 8px;
   padding-top: 8px;
 }
 
 #title,
 #search {
   flex: 1 0 var(--downloads-side-column-basis);
 }
 
 #title h1 {
   -webkit-margin-end: 0;
   -webkit-margin-start: 24px;
+  font-size: 123.077%;
   margin-bottom: 0;
   margin-top: 0;
 }
 
 #actions {
   display: flex;
   flex: none;
   width: var(--downloads-item-width);
 }
 
 #search {
   display: flex;
   justify-content: flex-end;
 }
 
 #search-term {
   --paper-input-container-color: rgba(255, 255, 255, .5);
   --paper-input-container-input: {
     font-size: 14px;
   };
   --paper-input-container-input-color: white;
   --paper-input-container-focus-color: white;
   --paper-input-container-label: {
     font-size: 14px;
   };
   -webkit-margin-end: 8px;
 }