cros: Tidy comment in OobeScreen

TBR=alemate@chromium.org

Bug: 905109
Change-Id: I7be1cccec0a18ee7d6a664d736aa0ab55512911b
Reviewed-on: https://chromium-review.googlesource.com/c/1338219Reviewed-by: Jacob Dufault <jdufault@chromium.org>
Commit-Queue: Jacob Dufault <jdufault@chromium.org>
Cr-Commit-Position: refs/heads/master@{#608444}

chrome/browser/chromeos/login/oobe_screen.cc

@@ -47,8 +47,7 @@ const char* kScreenNames[] = {
     "device-disabled",                 // SCREEN_DEVICE_DISABLED
     "unrecoverable-cryptohome-error",  // SCREEN_UNRECOVERABLE_CRYPTOHOME_ERROR
     "userBoard",                       // SCREEN_USER_SELECTION
-    // SCREEN_ACTIVE_DIRECTORY_PASSWORD_CHANGE
-    "ad-password-change",
+    "ad-password-change",            // SCREEN_ACTIVE_DIRECTORY_PASSWORD_CHANGE
     "encryption-migration",          // SCREEN_ENCRYPTION_MIGRATION
     "voice-interaction-value-prop",  // SCREEN_VOICE_INTERACTION_VALUE_PROP
     "wait-for-container-ready",      // SCREEN_WAIT_FOR_CONTAINTER_READY