app_shell: Add audio and video capture support

extensions/shell/browser/default_shell_app_window_controller.cc

 // Copyright 2014 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.
 
 #include "extensions/shell/browser/default_shell_app_window_controller.h"
 
 #include "base/logging.h"
 #include "extensions/shell/browser/shell_app_window.h"
 #include "extensions/shell/browser/shell_desktop_controller.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_tree_host.h"
 
 namespace extensions {
 
 DefaultShellAppWindowController::DefaultShellAppWindowController(
     ShellDesktopController* shell_desktop_controller)
     : shell_desktop_controller_(shell_desktop_controller) {
   DCHECK(shell_desktop_controller_);
 }
 
 DefaultShellAppWindowController::~DefaultShellAppWindowController() {
   // The app window must be explicitly closed before desktop teardown.
   DCHECK(!app_window_);
 }
 
 ShellAppWindow* DefaultShellAppWindowController::CreateAppWindow(
-    content::BrowserContext* context) {
+    content::BrowserContext* context,
+    const Extension* extension) {
   aura::Window* root_window = shell_desktop_controller_->host()->window();
 
   app_window_.reset(new ShellAppWindow);
-  app_window_->Init(context, root_window->bounds().size());
+  app_window_->Init(context, extension, root_window->bounds().size());
 
   // Attach the web contents view to our window hierarchy.
   aura::Window* content = app_window_->GetNativeWindow();
   root_window->AddChild(content);
   content->Show();
 
   return app_window_.get();
 }
 
 void DefaultShellAppWindowController::CloseAppWindows() {
   app_window_.reset();
 }
 
 }  // namespace extensions