Delete obsolete auto_login_infobar_delegate.

This was once used on Android, but Android no longer uses
autologin infobars.

TBR=cpu@chromium.org
BUG=422495

Review URL: https://codereview.chromium.org/1305233002

Cr-Commit-Position: refs/heads/master@{#344922}

2 files changed, 0 insertions, 6 deletions

diff --git a/components/infobars/core/infobar_delegate.cc b/components/infobars/core/infobar_delegate.cc
index de0ae13..4389240 100644
--- a/components/infobars/core/infobar_delegate.cc
+++ b/components/infobars/core/infobar_delegate.cc
@@ -54,10 +54,6 @@ bool InfoBarDelegate::ShouldExpire(const NavigationDetails& details) const {
 void InfoBarDelegate::InfoBarDismissed() {
 }
 
-AutoLoginInfoBarDelegate* InfoBarDelegate::AsAutoLoginInfoBarDelegate() {
-  return nullptr;
-}
-
 ConfirmInfoBarDelegate* InfoBarDelegate::AsConfirmInfoBarDelegate() {
   return nullptr;
 }
diff --git a/components/infobars/core/infobar_delegate.h b/components/infobars/core/infobar_delegate.h
index 9342292..94dc81b 100644
--- a/components/infobars/core/infobar_delegate.h
+++ b/components/infobars/core/infobar_delegate.h
@@ -9,7 +9,6 @@
 #include "base/strings/string16.h"
 #include "ui/base/window_open_disposition.h"
 
-class AutoLoginInfoBarDelegate;
 class ConfirmInfoBarDelegate;
 class InsecureContentInfoBarDelegate;
 class MediaStreamInfoBarDelegate;
@@ -111,7 +110,6 @@ class InfoBarDelegate {
   virtual void InfoBarDismissed();
 
   // Type-checking downcast routines:
-  virtual AutoLoginInfoBarDelegate* AsAutoLoginInfoBarDelegate();
   virtual ConfirmInfoBarDelegate* AsConfirmInfoBarDelegate();
   virtual InsecureContentInfoBarDelegate* AsInsecureContentInfoBarDelegate();
   virtual MediaStreamInfoBarDelegate* AsMediaStreamInfoBarDelegate();