Move more dnd related files to ui/base

chrome/browser/ui/views/extensions/browser_action_overflow_menu_controller.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/ui/views/extensions/browser_action_overflow_menu_controller.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/browser_list.h"
 #include "chrome/browser/extensions/extension_context_menu_model.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 127 matching lines @@
     views::MenuItemView* item,
     const views::DropTargetEvent& event,
     DropPosition* position) {
   // Don't allow dropping from the BrowserActionContainer into slot 0 of the
   // overflow menu since once the move has taken place the item you are dragging
   // falls right out of the menu again once the user releases the button
   // (because we don't shrink the BrowserActionContainer when you do this).
   if ((item->GetCommand() == 0) && (*position == DROP_BEFORE)) {
     BrowserActionDragData drop_data;
     if (!drop_data.Read(event.GetData()))
-      return DragDropTypes::DRAG_NONE;
+      return ui::DragDropTypes::DRAG_NONE;
 
     if (drop_data.index() < owner_->VisibleBrowserActions())
-      return DragDropTypes::DRAG_NONE;
+      return ui::DragDropTypes::DRAG_NONE;
   }
 
-  return DragDropTypes::DRAG_MOVE;
+  return ui::DragDropTypes::DRAG_MOVE;
 }
 
 int BrowserActionOverflowMenuController::OnPerformDrop(
     views::MenuItemView* menu,
     DropPosition position,
     const views::DropTargetEvent& event) {
   BrowserActionDragData drop_data;
   if (!drop_data.Read(event.GetData()))
-    return DragDropTypes::DRAG_NONE;
+    return ui::DragDropTypes::DRAG_NONE;
 
   size_t drop_index;
   ViewForId(menu->GetCommand(), &drop_index);
 
   // When not dragging within the overflow menu (dragging an icon into the menu)
   // subtract one to get the right index.
   if (position == DROP_BEFORE &&
       drop_data.index() < owner_->VisibleBrowserActions())
     --drop_index;
 
   owner_->MoveBrowserAction(drop_data.id(), drop_index);
 
   if (for_drop_)
     delete this;
-  return DragDropTypes::DRAG_MOVE;
+  return ui::DragDropTypes::DRAG_MOVE;
 }
 
 bool BrowserActionOverflowMenuController::CanDrag(views::MenuItemView* menu) {
   return true;
 }
 
 void BrowserActionOverflowMenuController::WriteDragData(
     views::MenuItemView* sender, OSExchangeData* data) {
   size_t drag_index;
   BrowserActionView* view = ViewForId(sender->GetCommand(), &drag_index);
   std::string id = view->button()->extension()->id();
 
   BrowserActionDragData drag_data(id, drag_index);
   drag_data.Write(owner_->profile(), data);
 }
 
 int BrowserActionOverflowMenuController::GetDragOperations(
     views::MenuItemView* sender) {
-  return DragDropTypes::DRAG_MOVE;
+  return ui::DragDropTypes::DRAG_MOVE;
 }
 
 BrowserActionView* BrowserActionOverflowMenuController::ViewForId(
     int id, size_t* index) {
   // The index of the view being dragged (GetCommand gives a 1-based index into
   // the overflow menu).
   size_t view_index = owner_->VisibleBrowserActions() + id - 1;
   if (index)
     *index = view_index;
   return owner_->GetBrowserActionViewAt(view_index);
 }