Update app menu button MD colors for the notification case.

chrome/browser/download/notification/download_item_notification.cc

 // 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.
 
 #include "chrome/browser/download/notification/download_item_notification.h"
 
 #include "base/files/file_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/download/download_crx_util.h"
@@ skipping 479 matching lines @@
 void DownloadItemNotification::UpdateNotificationIcon() {
   if (item_->IsDangerous()) {
     DownloadItemModel model(item_);
 #if defined(OS_MACOSX)
     SetNotificationIcon(model.MightBeMalicious()
                             ? IDR_DOWNLOAD_NOTIFICATION_WARNING_BAD
                             : IDR_DOWNLOAD_NOTIFICATION_WARNING_UNWANTED);
 #else
     SetNotificationVectorIcon(
         gfx::VectorIconId::WARNING,
-        model.MightBeMalicious() ? gfx::kErrorRed : gfx::kAmber);
+        model.MightBeMalicious() ? gfx::kGoogleRed700 : gfx::kGoogleYellow700);
 #endif
     return;
   }
 
   bool is_off_the_record = item_->GetBrowserContext() &&
                            item_->GetBrowserContext()->IsOffTheRecord();
   switch (item_->GetState()) {
     case content::DownloadItem::IN_PROGRESS:
     case content::DownloadItem::COMPLETE:
       if (is_off_the_record) {
 #if defined(OS_MACOSX)
         SetNotificationIcon(IDR_DOWNLOAD_NOTIFICATION_INCOGNITO);
 #else
         SetNotificationVectorIcon(gfx::VectorIconId::FILE_DOWNLOAD_INCOGNITO,
                                   gfx::kChromeIconGrey);
 #endif
       } else {
         SetNotificationVectorIcon(gfx::VectorIconId::FILE_DOWNLOAD,
                                   gfx::kGoogleBlue);
       }
       break;
 
     case content::DownloadItem::INTERRUPTED:
 #if defined(OS_MACOSX)
       SetNotificationIcon(IDR_DOWNLOAD_NOTIFICATION_ERROR);
 #else
       SetNotificationVectorIcon(gfx::VectorIconId::ERROR_CIRCLE,
-                                gfx::kErrorRed);
+                                gfx::kGoogleRed700);
 #endif
       break;
 
     case content::DownloadItem::CANCELLED:
       break;
 
     case content::DownloadItem::MAX_DOWNLOAD_STATE:
       NOTREACHED();
       break;
   }
@@ skipping 367 matching lines @@
                                                     profile_id);
 
   message_center::NotificationList::Notifications visible_notifications =
       g_browser_process->message_center()->GetVisibleNotifications();
   for (const auto& notification : visible_notifications) {
     if (notification->id() == notification_id_in_message_center)
       return true;
   }
   return false;
 }