Revert 89864 - Don't rely on user gestures for deciding when to dismiss infobars.

chrome/browser/tab_contents/confirm_infobar_delegate.cc

Index: chrome/browser/tab_contents/confirm_infobar_delegate.cc
===================================================================
--- chrome/browser/tab_contents/confirm_infobar_delegate.cc	(revision 91739)
+++ chrome/browser/tab_contents/confirm_infobar_delegate.cc	(working copy)
@@ -4,7 +4,6 @@
 
 #include "chrome/browser/tab_contents/confirm_infobar_delegate.h"
 
-#include "content/browser/tab_contents/navigation_details.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -51,13 +50,6 @@
       (confirm_delegate->GetMessageText() == GetMessageText());
 }
 
-bool ConfirmInfoBarDelegate::ShouldExpire(
-    const content::LoadCommittedDetails& details) const {
-  if (details.did_replace_entry)
-    return false;
-  return InfoBarDelegate::ShouldExpire(details);
-}
-
 ConfirmInfoBarDelegate* ConfirmInfoBarDelegate::AsConfirmInfoBarDelegate() {
   return this;
 }