Move a bunch of windows stuff from ui/base/win to ui/gfx/win

chrome/browser/ui/views/app_menu_button_win.cc

Index: chrome/browser/ui/views/app_menu_button_win.cc
diff --git a/chrome/browser/ui/views/app_menu_button_win.cc b/chrome/browser/ui/views/app_menu_button_win.cc
index 4e0a3a0d823fc528bdd1007ee3b159f6d02a315c..3e63d8159549ef23ec42b63e6eba338fb8f6d778 100644
--- a/chrome/browser/ui/views/app_menu_button_win.cc
+++ b/chrome/browser/ui/views/app_menu_button_win.cc
@@ -5,7 +5,7 @@
 #include "chrome/browser/ui/views/app_menu_button_win.h"
 
 #include "ui/base/events/event.h"
-#include "ui/base/win/hwnd_util.h"
+#include "ui/gfx/win/hwnd_util.h"
 #include "ui/views/widget/widget.h"
 
 AppMenuButtonWin::AppMenuButtonWin(views::MenuButtonListener* listener)
@@ -15,7 +15,7 @@ AppMenuButtonWin::AppMenuButtonWin(views::MenuButtonListener* listener)
 bool AppMenuButtonWin::OnKeyPressed(const ui::KeyEvent& event) {
   if (event.key_code() == ui::VKEY_SPACE) {
     // Explicitly show the system menu at a good location on [Alt]+[Space].
-    ui::ShowSystemMenu(GetWidget()->GetNativeView());
+    gfx::ShowSystemMenu(GetWidget()->GetNativeView());
     return false;
   }
   return views::MenuButton::OnKeyPressed(event);