Close AppWindow to perform clean shutdown

athena/main/athena_main.cc

Index: athena/main/athena_main.cc
diff --git a/athena/main/athena_main.cc b/athena/main/athena_main.cc
index 3c66f18d2fa2e79c93af93ae7578f7441922e0c1..adb894a7ee4548e9e10af58bf5d1ba3c8e698997 100644
--- a/athena/main/athena_main.cc
+++ b/athena/main/athena_main.cc
@@ -51,9 +51,9 @@ class AthenaDesktopController : public extensions::DesktopController {
     return athena::AthenaEnv::Get()->GetHost();
   }
 
-  // Creates a new app window and adds it to the desktop. The desktop maintains
-  // ownership of the window.
-  virtual extensions::ShellAppWindow* CreateAppWindow(
+  // Creates a new ShellAppWindow and adds it to the desktop. The desktop
+  // maintains ownership of the window.
+  virtual extensions::ShellAppWindow* CreateShellAppWindow(
       content::BrowserContext* context,
       const extensions::Extension* extension) OVERRIDE {
     extensions::ShellAppWindow* app_window = new extensions::ShellAppWindow();
@@ -64,6 +64,15 @@ class AthenaDesktopController : public extensions::DesktopController {
     return app_window;
   }
 
+  // Creates a new app window and adds it to the desktop. The desktop maintains
+  // ownership of the window.
+  virtual extensions::AppWindow* CreateAppWindow(
+      content::BrowserContext* context,
+      const extensions::Extension* extension) OVERRIDE {
+    NOTIMPLEMENTED();
+    return NULL;
+  }
+
   // Adds the window to the desktop.
   virtual void AddAppWindow(aura::Window* window) OVERRIDE {
     NOTIMPLEMENTED();