AppShell support for Mac.

extensions/shell/browser/shell_app_window_client_mac.mm

Index: extensions/shell/browser/shell_app_window_client_mac.mm
diff --git a/extensions/shell/browser/shell_app_window_client_aura.cc b/extensions/shell/browser/shell_app_window_client_mac.mm
similarity index 76%
copy from extensions/shell/browser/shell_app_window_client_aura.cc
copy to extensions/shell/browser/shell_app_window_client_mac.mm
index af63f278b059e95d1eae16049afa7e1f2052596f..c5e0c0949ff0174ee7ac031f38026bada29e14ee 100644
--- a/extensions/shell/browser/shell_app_window_client_aura.cc
+++ b/extensions/shell/browser/shell_app_window_client_mac.mm
@@ -6,15 +6,15 @@
 
 #include "extensions/browser/app_window/app_window.h"
 #include "extensions/shell/browser/desktop_controller.h"
-#include "extensions/shell/browser/shell_native_app_window_aura.h"
+#import "extensions/shell/browser/shell_native_app_window_mac.h"
 
 namespace extensions {
 
 NativeAppWindow* ShellAppWindowClient::CreateNativeAppWindow(
-      AppWindow* window,
-      AppWindow::CreateParams* params) {
+    AppWindow* window,
+    AppWindow::CreateParams* params) {
   ShellNativeAppWindow* native_app_window =
-      new ShellNativeAppWindowAura(window, *params);
+      new ShellNativeAppWindowMac(window, *params);
   DesktopController::instance()->AddAppWindow(
       native_app_window->GetNativeWindow());
   return native_app_window;