Remove base/win/metro.{cc|h} and some associated code

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 749022b8da384969373a2a392d2e16264a4354ee..5c4082da737b33c40db5532055fb96483e9b2387 100644
--- a/chrome/chrome_browser_ui.gypi
+++ b/chrome/chrome_browser_ui.gypi
@@ -96,8 +96,6 @@
       'browser/ui/login/login_prompt.h',
       'browser/ui/media_utils.cc',
       'browser/ui/media_utils.h',
-      'browser/ui/metro_pin_tab_helper_win.cc',
-      'browser/ui/metro_pin_tab_helper_win.h',
       'browser/ui/navigation_correction_tab_observer.cc',
       'browser/ui/navigation_correction_tab_observer.h',
       'browser/ui/passwords/account_avatar_fetcher.cc',
@@ -1343,7 +1341,6 @@
       'browser/ui/views/frame/global_menu_bar_x11.cc',
       'browser/ui/views/frame/global_menu_bar_x11.h',
       'browser/ui/views/frame/native_browser_frame_factory_auralinux.cc',
-      'browser/ui/views/frame/native_browser_frame_factory_desktop_ash.cc',
       'browser/ui/views/javascript_app_modal_dialog_views_x11.cc',
       'browser/ui/views/javascript_app_modal_dialog_views_x11.h',
       'browser/ui/views/status_icons/status_icon_linux_wrapper.cc',
@@ -1496,8 +1493,6 @@
     ],
     'chrome_browser_ui_non_mobile_sources': [
       'browser/ui/apps/app_info_dialog.h',
-      'browser/ui/apps/apps_metro_handler_win.cc',
-      'browser/ui/apps/apps_metro_handler_win.h',
       'browser/ui/apps/chrome_app_delegate.cc',
       'browser/ui/apps/chrome_app_delegate.h',
       'browser/ui/apps/chrome_app_window_client.cc',
@@ -2529,12 +2524,9 @@
       'browser/ui/views/frame/browser_desktop_window_tree_host.h',
       'browser/ui/views/frame/browser_desktop_window_tree_host_win.cc',
       'browser/ui/views/frame/browser_desktop_window_tree_host_win.h',
-      'browser/ui/views/frame/browser_frame_ashwin.cc',
-      'browser/ui/views/frame/browser_frame_ashwin.h',
       'browser/ui/views/frame/glass_browser_frame_view.cc',
       'browser/ui/views/frame/glass_browser_frame_view.h',
       'browser/ui/views/frame/native_browser_frame_factory_aurawin.cc',
-      'browser/ui/views/frame/native_browser_frame_factory_desktop_ash.cc',
       'browser/ui/views/network_profile_bubble_view.cc',
       'browser/ui/views/network_profile_bubble_view.h',
       'browser/ui/views/uninstall_view.cc',
@@ -3166,7 +3158,6 @@
           ],
           'dependencies': [
             'installer_util_strings',
-            'metro_utils',
             '../components/components.gyp:browser_watcher',
             '../components/components.gyp:search_engines',
             '../google_update/google_update.gyp:google_update',