Aura: Support hovering restore & close buttons for full screen apps

chrome/browser/sessions/tab_restore_service_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_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_H_
 #define CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 18 matching lines @@
 
   // see Browser::session_id()
   virtual const SessionID& GetSessionID() const = 0;
 
   // see Browser::tab_count()
   virtual int GetTabCount() const = 0;
 
   // see Browser::active_index()
   virtual int GetSelectedIndex() const = 0;
 
+  // see Browser::app_name()
+  virtual std::string GetAppName() const = 0;
+
   // see Browser methods with the same names
   virtual content::WebContents* GetWebContentsAt(int index) const = 0;
   virtual content::WebContents* GetSelectedWebContents() const = 0;
   virtual bool IsTabPinned(int index) const = 0;
   virtual content::WebContents* AddRestoredTab(
       const std::vector<TabNavigation>& navigations,
       int tab_index,
       int selected_navigation,
       const std::string& extension_app_id,
       bool select,
       bool pin,
       bool from_last_session,
       content::SessionStorageNamespace* storage_namespace) = 0;
   virtual void ReplaceRestoredTab(
       const std::vector<TabNavigation>& navigations,
       int selected_navigation,
       bool from_last_session,
       const std::string& extension_app_id,
       content::SessionStorageNamespace* session_storage_namespace) = 0;
   virtual void CloseTab() = 0;
 
   // see Browser::Create
-  static TabRestoreServiceDelegate* Create(Profile* profile);
+  static TabRestoreServiceDelegate* Create(Profile* profile,
+                                           const std::string& app_name);
 
   // see BrowserList::GetBrowserForController
   static TabRestoreServiceDelegate* FindDelegateForController(
       const content::NavigationController* controller,
       int* index);
 
   // see BrowserList::FindBrowserWithID
   static TabRestoreServiceDelegate* FindDelegateWithID(
       SessionID::id_type desired_id);
 
  protected:
   virtual ~TabRestoreServiceDelegate() {}
 };
 
 #endif  // CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_H_