Sync Promo: Close browser tab when closing promo

chrome/browser/ui/browser_list.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_UI_BROWSER_LIST_H_
 #define CHROME_BROWSER_UI_BROWSER_LIST_H_
 #pragma once
 
 #include <set>
 #include <vector>
 
 #include "base/observer_list.h"
 #include "chrome/browser/ui/browser.h"
 #include "ui/gfx/native_widget_types.h"
 
+class TabContents;
+
 // Stores a list of all Browser objects.
 class BrowserList {
  public:
   typedef std::vector<Browser*> BrowserVector;
   typedef BrowserVector::iterator iterator;
   typedef BrowserVector::const_iterator const_iterator;
   typedef BrowserVector::const_reverse_iterator const_reverse_iterator;
 
   // It is not allowed to change the global window list (add or remove any
   // browser windows while handling observer callbacks.
@@ skipping 65 matching lines @@
   // returned. Returns NULL if no such browser currently exists.
   static Browser* FindBrowserWithProfile(Profile* profile);
 
   // Find an existing browser with the provided ID. Returns NULL if no such
   // browser currently exists.
   static Browser* FindBrowserWithID(SessionID::id_type desired_id);
 
   // Find the browser represented by |window| or NULL if not found.
   static Browser* FindBrowserWithWindow(gfx::NativeWindow window);
 
+  // Find the browser containing |tab_contents| or NULL if none is found.
+  // |tab_contents| must not be NULL.
+  static Browser* FindBrowserWithTabContents(TabContents* tab_contents);
+
   // Checks if the browser can be automatically restarted to install upgrades
   // The browser can be automatically restarted when:
   // 1. It's in the background mode (no visible windows).
   // 2. An update exe is present in the install folder.
   static bool CanRestartForUpdate();
 
   // Starts a user initiated exit process. Called from Browser::Exit.
   // On platforms other than ChromeOS, this is equivalent to
   // CloseAllBrowsersAndExit. On ChromeOS, this tells session manager
   // that chrome is signing out, which lets session manager send
@@ skipping 174 matching lines @@
   // iterator over the TabContentsWrappers doing background printing.
   std::set<TabContentsWrapper*>::const_iterator bg_printing_iterator_;
 
   // Current TabContents, or NULL if we're at the end of the list. This can
   // be extracted given the browser iterator and index, but it's nice to cache
   // this since the caller may access the current host many times.
   TabContentsWrapper* cur_;
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_LIST_H_