Remove --disable-drive flag and flags section in drive-internals.

chrome/browser/resources/chromeos/drive_internals.js

Index: chrome/browser/resources/chromeos/drive_internals.js
diff --git a/chrome/browser/resources/chromeos/drive_internals.js b/chrome/browser/resources/chromeos/drive_internals.js
index 8a647fc540316268cdd47ff72956cd87d2e6389e..ac124cb7df6e8f48572dd3ecbd2d7d71e82789e5 100644
--- a/chrome/browser/resources/chromeos/drive_internals.js
+++ b/chrome/browser/resources/chromeos/drive_internals.js
@@ -17,15 +17,6 @@ function ToMegaByteString(bytes) {
 }
 
 /**
- * Updates the Drive related Flags section.
- * @param {Array} flags List of dictionaries describing flags.
- */
-function updateDriveRelatedFlags(flags) {
-  var ul = $('drive-related-flags');
-  updateKeyValueList(ul, flags);
-}
-
-/**
  * Updates the Drive related Preferences section.
  * @param {Array} preferences List of dictionaries describing preferences.
  */