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

chrome/browser/sessions/tab_restore_service_delegate.h

Index: chrome/browser/sessions/tab_restore_service_delegate.h
diff --git a/chrome/browser/sessions/tab_restore_service_delegate.h b/chrome/browser/sessions/tab_restore_service_delegate.h
index adf0eda024aa84d6ffa4e87e7be734824c9d01b4..aca5b5f80c5486c3fb457b089e79c7e936b002f6 100644
--- a/chrome/browser/sessions/tab_restore_service_delegate.h
+++ b/chrome/browser/sessions/tab_restore_service_delegate.h
@@ -36,6 +36,9 @@ class TabRestoreServiceDelegate {
   // 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;
@@ -58,7 +61,8 @@ class TabRestoreServiceDelegate {
   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(