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

chrome/browser/tab_contents/infobar_delegate.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_
 #define CHROME_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/string16.h"
@@ skipping 39 matching lines @@
 
   // Returns true if the supplied |delegate| is equal to this one. Equality is
   // left to the implementation to define. This function is called by the
   // TabContentsWrapper when determining whether or not a delegate should be
   // added because a matching one already exists. If this function returns true,
   // the TabContentsWrapper will not add the new delegate because it considers
   // one to already be present.
   virtual bool EqualsDelegate(InfoBarDelegate* delegate) const;
 
   // Returns true if the InfoBar should be closed automatically after the page
-  // is navigated. The default behavior is to return true if the
-  // navigation is to a new page (not including reloads).
+  // is navigated. The default behavior is to return true if the user initiated
+  // navigation somewhere else or reloaded.
   virtual bool ShouldExpire(
       const content::LoadCommittedDetails& details) const;
 
   // Called when the user clicks on the close button to dismiss the infobar.
   virtual void InfoBarDismissed();
 
   // Called after the InfoBar is closed. Deletes |this|.
   // TODO(pkasting): Get rid of this and delete delegates directly.
   void InfoBarClosed();
 
@@ skipping 31 matching lines @@
 
  private:
   // The unique id of the active NavigationEntry of the TabContents that we were
   // opened for. Used to help expire on navigations.
   int contents_unique_id_;
 
   DISALLOW_COPY_AND_ASSIGN(InfoBarDelegate);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_