Explicitly hardcode tab_drag_controller_interactive_uitest.cc to use the native desktop list.

chrome/browser/ui/browser_list_impl.h

 // Copyright (c) 2012 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_IMPL_H_
 #define CHROME_BROWSER_UI_BROWSER_LIST_IMPL_H_
 
 #include "base/observer_list.h"
 #include "chrome/browser/ui/host_desktop.h"
 
@@ skipping 22 matching lines @@
   void AddBrowser(Browser* browser);
   void RemoveBrowser(Browser* browser);
 
   void AddObserver(BrowserListObserver* observer);
   void RemoveObserver(BrowserListObserver* observer);
 
   // Called by Browser objects when their window is activated (focused).  This
   // allows us to determine what the last active Browser was.
   void SetLastActive(Browser* browser);
 
-  Browser* GetLastActive();
+  Browser* GetLastActive() const;
 
   // Browsers are added to the list before they have constructed windows,
   // so the |window()| member function may return NULL.
   const_iterator begin() const { return browsers_.begin(); }
   const_iterator end() const { return browsers_.end(); }
 
   bool empty() const { return browsers_.empty(); }
   size_t size() const { return browsers_.size(); }
 
   Browser* get(size_t index) const { return browsers_[index]; }
 
   // Returns iterated access to list of open browsers ordered by when
   // they were last active. The underlying data structure is a vector
   // and we push_back on recent access so a reverse iterator gives the
   // latest accessed browser first.
-  const_reverse_iterator begin_last_active() {
+  const_reverse_iterator begin_last_active() const {
     return last_active_browsers_.rbegin();
   }
-  const_reverse_iterator end_last_active() {
+  const_reverse_iterator end_last_active() const {
     return last_active_browsers_.rend();
   }
 
   // Returns true if at least one incognito window is open.
-  bool IsIncognitoWindowOpen();
+  bool IsIncognitoWindowOpen() const;
 
   // Returns true if at least one incognito window is open for |profile|.
-  bool IsIncognitoWindowOpenForProfile(Profile* profile);
+  bool IsIncognitoWindowOpenForProfile(Profile* profile) const;
 
  private:
   BrowserListImpl();
   ~BrowserListImpl();
 
   // Helper method to remove a browser instance from a list of browsers
   void RemoveBrowserFrom(Browser* browser, BrowserVector* browser_list);
 
   ObserverList<BrowserListObserver> observers_;
 
   BrowserVector browsers_;
   BrowserVector last_active_browsers_;
 
   // Nothing fancy, since we only have two HDTs.
   static BrowserListImpl* native_instance_;
   static BrowserListImpl* ash_instance_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserListImpl);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_BROWSER_LIST_IMPL_H_