Cleanup Tool WebUI: Add logs upload checkbox and minor polishing

chrome/browser/resources/settings/chrome_cleanup_page/chrome_cleanup_proxy.js

 // Copyright 2017 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.
 
 cr.define('settings', function() {
   /** @interface */
   class ChromeCleanupProxy {
     /**
      * Registers the current ChromeCleanupHandler as an observer of
      * ChromeCleanerController events.
      */
     registerChromeCleanerObserver() {}
 
     /**
      * Starts a cleanup on the user's computer.
+     * @param {boolean} logsUploadEnabled
      */
-    startCleanup() {}
+    startCleanup(logsUploadEnabled) {}
 
     /**
      * Restarts the user's computer.
      */
     restartComputer() {}
 
     /**
      * Hides the Cleanup page from the settings menu.
      */
     dismissCleanupPage() {}
+
+    /**
+     * Updates the cleanup logs upload permission status.
+     * @param {boolean} enabled
+     */
+    setLogsUploadPermission(enabled) {}
   }
 
   /**
    * @implements {settings.ChromeCleanupProxy}
    */
   class ChromeCleanupProxyImpl {
     /** @override */
     registerChromeCleanerObserver() {
       chrome.send('registerChromeCleanerObserver');
     }
 
     /** @override */
-    startCleanup() {
-      chrome.send('startCleanup');
+    startCleanup(logsUploadEnabled) {
+      chrome.send('startCleanup', [logsUploadEnabled]);
     }
 
     /** @override */
     restartComputer() {
       chrome.send('restartComputer');
     }
 
     /** @override */
     dismissCleanupPage() {
       chrome.send('dismissCleanupPage');
     }
+
+    /** @override */
+    setLogsUploadPermission(enabled) {
+      chrome.send('setLogsUploadPermission', [enabled]);
+    }
   }
 
   cr.addSingletonGetter(ChromeCleanupProxyImpl);
 
   return {
     ChromeCleanupProxy: ChromeCleanupProxy,
     ChromeCleanupProxyImpl: ChromeCleanupProxyImpl,
   };
 });