Move enum MenuAnchorPosition to reduce deps on menu_item_view.h

ui/views/controls/menu/menu_types.h

Index: ui/views/controls/menu/menu_types.h
diff --git a/ui/views/controls/menu/menu_types.h b/ui/views/controls/menu/menu_types.h
new file mode 100644
index 0000000000000000000000000000000000000000..160dd5ae3d1f9c5b4a9e3304511234f1931dc909
--- /dev/null
+++ b/ui/views/controls/menu/menu_types.h
@@ -0,0 +1,26 @@
+// 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.
+
+#ifndef UI_VIEWS_CONTROLS_MENU_MENU_TYPES_H_
+#define UI_VIEWS_CONTROLS_MENU_MENU_TYPES_H_
+
+namespace views {
+
+// Where a popup menu should be anchored to for non-RTL languages. The opposite
+// position will be used if base::i18n:IsRTL() is true. The BUBBLE flags are
+// used when the menu should get enclosed by a bubble. Note that BUBBLE flags
+// should only be used with menus which have no children.
+enum MenuAnchorPosition {
+  MENU_ANCHOR_TOPLEFT,
+  MENU_ANCHOR_TOPRIGHT,
+  MENU_ANCHOR_BOTTOMCENTER,
+  MENU_ANCHOR_BUBBLE_LEFT,
+  MENU_ANCHOR_BUBBLE_RIGHT,
+  MENU_ANCHOR_BUBBLE_ABOVE,
+  MENU_ANCHOR_BUBBLE_BELOW
+};
+
+}  // namespace views
+
+#endif  // UI_VIEWS_CONTROLS_MENU_MENU_TYPES_H_