Move native_app_window code to apps areas

chrome/chrome_browser_ui.gypi

Index: chrome/chrome_browser_ui.gypi
diff --git a/chrome/chrome_browser_ui.gypi b/chrome/chrome_browser_ui.gypi
index 7285ab376d4ba2d08f5a127424b95b5edf22c0ec..849c08458c3996ed3adedecac66967f916365ba6 100644
--- a/chrome/chrome_browser_ui.gypi
+++ b/chrome/chrome_browser_ui.gypi
@@ -425,6 +425,9 @@
         'browser/ui/cocoa/applescript/tab_applescript.mm',
         'browser/ui/cocoa/applescript/window_applescript.h',
         'browser/ui/cocoa/applescript/window_applescript.mm',
+        'browser/ui/cocoa/apps/chrome_shell_window_delegate_cocoa.mm',
+        'browser/ui/cocoa/apps/native_app_window_cocoa.h',
+        'browser/ui/cocoa/apps/native_app_window_cocoa.mm',
         'browser/ui/cocoa/autofill/autofill_account_chooser.h',
         'browser/ui/cocoa/autofill/autofill_account_chooser.mm',
         'browser/ui/cocoa/autofill/autofill_details_container.h',
@@ -651,8 +654,6 @@
         'browser/ui/cocoa/extensions/extension_view_mac.mm',
         'browser/ui/cocoa/extensions/media_galleries_dialog_cocoa.h',
         'browser/ui/cocoa/extensions/media_galleries_dialog_cocoa.mm',
-        'browser/ui/cocoa/extensions/native_app_window_cocoa.h',
-        'browser/ui/cocoa/extensions/native_app_window_cocoa.mm',
         'browser/ui/cocoa/external_protocol_dialog.h',
         'browser/ui/cocoa/external_protocol_dialog.mm',
         'browser/ui/cocoa/fast_resize_view.h',
@@ -976,7 +977,6 @@
         'browser/ui/extensions/extension_enable_flow.cc',
         'browser/ui/extensions/extension_enable_flow.h',
         'browser/ui/extensions/extension_enable_flow_delegate.h',
-        'browser/ui/extensions/native_app_window.h',
         'browser/ui/external_protocol_dialog_delegate.cc',
         'browser/ui/external_protocol_dialog_delegate.h',
         'browser/ui/fast_unload_controller.cc',
@@ -1008,6 +1008,9 @@
         'browser/ui/gtk/accelerator_utils_gtk.cc',
         'browser/ui/gtk/accelerators_gtk.cc',
         'browser/ui/gtk/accelerators_gtk.h',
+        'browser/ui/gtk/apps/chrome_shell_window_delegate_gtk.cc',
+        'browser/ui/gtk/apps/native_app_window_gtk.cc',
+        'browser/ui/gtk/apps/native_app_window_gtk.h',
         'browser/ui/gtk/autofill/autofill_popup_view_gtk.cc',
         'browser/ui/gtk/autofill/autofill_popup_view_gtk.h',
         'browser/ui/gtk/avatar_menu_bubble_gtk.cc',
@@ -1097,8 +1100,6 @@
         'browser/ui/gtk/extensions/extension_view_gtk.h',
         'browser/ui/gtk/extensions/media_galleries_dialog_gtk.cc',
         'browser/ui/gtk/extensions/media_galleries_dialog_gtk.h',
-        'browser/ui/gtk/extensions/native_app_window_gtk.cc',
-        'browser/ui/gtk/extensions/native_app_window_gtk.h',
         'browser/ui/gtk/find_bar_gtk.cc',
         'browser/ui/gtk/find_bar_gtk.h',
         'browser/ui/gtk/first_run_bubble.cc',
@@ -1531,6 +1532,9 @@
         'browser/ui/views/app_menu_button_win.cc',
         'browser/ui/views/app_menu_button_win.h',
         'browser/ui/views/app_list/app_list_controller_win.cc',
+        'browser/ui/views/apps/chrome_shell_window_delegate_views.cc',
+        'browser/ui/views/apps/native_app_window_views.cc',
+        'browser/ui/views/apps/native_app_window_views.h',
         'browser/ui/views/ash/chrome_browser_main_extra_parts_ash.cc',
         'browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h',
         'browser/ui/views/ash/tab_scrubber.h',
@@ -1650,8 +1654,6 @@
         'browser/ui/views/extensions/extension_view_views.h',
         'browser/ui/views/extensions/media_galleries_dialog_views.cc',
         'browser/ui/views/extensions/media_galleries_dialog_views.h',
-        'browser/ui/views/extensions/native_app_window_views.cc',
-        'browser/ui/views/extensions/native_app_window_views.h',
         'browser/ui/views/extensions/shell_window_frame_view.cc',
         'browser/ui/views/extensions/shell_window_frame_view.h',
         'browser/ui/views/external_protocol_dialog.cc',