Fix regression: allow resetting password and enabling UI input on screenlock

chrome/browser/chromeos/login/ui/webui_login_display.cc

Index: chrome/browser/chromeos/login/ui/webui_login_display.cc
diff --git a/chrome/browser/chromeos/login/ui/webui_login_display.cc b/chrome/browser/chromeos/login/ui/webui_login_display.cc
index 8b4c5ff652df9b4f4cee317597255dd5a680ff87..d64116804a5bedcecc21032130141c1d96d3096a 100644
--- a/chrome/browser/chromeos/login/ui/webui_login_display.cc
+++ b/chrome/browser/chromeos/login/ui/webui_login_display.cc
@@ -95,9 +95,9 @@ void WebUILoginDisplay::SetUIEnabled(bool is_enabled) {
   // Allow this call only before user sign in or at lock screen.
   // If this call is made after new user signs in but login screen is still
   // around that would trigger a sign in extension refresh.
-  if (is_enabled && (!user_manager::UserManager::Get()->IsUserLoggedIn() ||
-                     ScreenLocker::default_screen_locker()) &&
-      !StartupUtils::IsWebviewSigninEnabled()) {
+  if (is_enabled && ((!user_manager::UserManager::Get()->IsUserLoggedIn() &&
+                      !StartupUtils::IsWebviewSigninEnabled()) ||

[Nikita (slow), 2015/04/07 09:36:30]

ginkage@ I'm not sure that this condition even is needed.

I've tried using repro steps from
https://code.google.com/p/chromium/issues/detail?id=464143

and don't see infinite loop.

I'll remove this condition as a part of
https://codereview.chromium.org/1058433002/

+                     ScreenLocker::default_screen_locker())) {
     ClearAndEnablePassword();
   }