Remove legacy drive related code in drive-internals

Bug: 1003238
Change-Id: I4e981339394c3ff7140b54db0e7dad8a4245cb10
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1806158
Commit-Queue: Austin Tankiang <austinct@chromium.org>
Reviewed-by: Sam McNally <sammc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#697094}

chrome/browser/resources/chromeos/drive_internals.css

@@ -6,10 +6,6 @@
   font-size: small;
 }
 
-#file-system-contents {
-  font-size: small;
-}
-
 #cache-contents {
   font-size: small;
 }

chrome/browser/resources/chromeos/drive_internals.html

@@ -21,14 +21,6 @@
         <li>Push notifications enabled:
           <span id="push-notification-enabled"></span>
         </li>
-        <li>
-          Has refresh token: <span id="has-refresh-token"></span>
-          <button id="button-clear-refresh-token">clear</button>
-        </li>
-        <li>
-          Has access token: <span id="has-access-token"></span>
-          <button id="button-clear-access-token">clear</button>
-        </li>
       </ul>
     </section>
 
@@ -89,12 +81,6 @@
       </table>
     </section>
 
-    <section id="file-system-contents-section" hidden>
-      <h2>File System Contents</h2>
-      <button id="button-show-file-entries">Show</button>
-      <div id="file-system-contents"></div>
-    </section>
-
     <section id="path-configurations-section" hidden>
       <h2>Path Configurations</h2>
       <ul id="path-configurations">

chrome/browser/resources/chromeos/drive_internals.js

@@ -34,8 +34,6 @@ function updateConnectionStatus(connStatus) {
   $('connection-status').textContent = connStatus['status'];
   $('push-notification-enabled').textContent =
       connStatus['push-notification-enabled'];
-  $('has-refresh-token').textContent = connStatus['has-refresh-token'];
-  $('has-access-token').textContent = connStatus['has-access-token'];
 }
 
 /**
@@ -77,17 +75,6 @@ function updateGCacheContents(gcacheContents, gcacheSummary) {
       toMegaByteString(gcacheSummary['total_size']);
 }
 
-/**
- * Updates the File System Contents section. The function is called from the
- * C++ side repeatedly with contents of a directory.
- * @param {string} directoryContentsAsText Pre-formatted string representation
- * of contents a directory in the file system.
- */
-function updateFileSystemContents(directoryContentsAsText) {
-  var div = $('file-system-contents');
-  div.appendChild(createElementFromText('pre', directoryContentsAsText));
-}
-
 /**
  * Updates the Cache Contents section.
  * @param {Object} cacheEntry Dictionary describing a cache entry.
@@ -302,25 +289,11 @@ document.addEventListener('DOMContentLoaded', function() {
 
   updateToc();
 
-  $('button-clear-access-token').addEventListener('click', function() {
-    chrome.send('clearAccessToken');
-  });
-
-  $('button-clear-refresh-token').addEventListener('click', function() {
-    chrome.send('clearRefreshToken');
-  });
-
   $('button-reset-drive-filesystem').addEventListener('click', function() {
     $('reset-status-text').textContent = 'resetting...';
     chrome.send('resetDriveFileSystem');
   });
 
-  $('button-show-file-entries').addEventListener('click', function() {
-    var button = $('button-show-file-entries');
-    button.parentNode.removeChild(button);
-    chrome.send('listFileEntries');
-  });
-
   $('button-export-logs').addEventListener('click', function() {
     $('button-export-logs').setAttribute('disabled', 'true');
     chrome.send('zipLogs');