Allow dragging and dropping of URLs to any portion of the toolbar view....

chrome/browser/autocomplete/autocomplete_edit_view_win.h

 // 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.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_WIN_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_WIN_H_
 #pragma once
 
 #include <atlbase.h>
 #include <atlapp.h>
@@ skipping 121 matching lines @@
   virtual void OnBeforePossibleChange();
   virtual bool OnAfterPossibleChange();
   virtual gfx::NativeView GetNativeView() const;
   virtual CommandUpdater* GetCommandUpdater();
   virtual void SetInstantSuggestion(const string16& suggestion);
   virtual string16 GetInstantSuggestion() const;
   virtual int TextWidth() const;
   virtual bool IsImeComposing() const;
 
   virtual views::View* AddToView(views::View* parent);
+  virtual int OnPerformDrop(const views::DropTargetEvent& event);
 
   int GetPopupMaxYCoordinate();
 
   // Exposes custom IAccessible implementation to the overall MSAA hierarchy.
   IAccessible* GetIAccessible();
 
   void SetDropHighlightPosition(int position);
   int drop_highlight_position() const { return drop_highlight_position_; }
 
   // Returns true if a drag a drop session was initiated by this edit.
@@ skipping 377 matching lines @@
   // striken-out when displaying an insecure scheme.
   url_parse::Component insecure_scheme_component_;
 
   // Instance of accessibility information and handling.
   mutable ScopedComPtr<IAccessible> autocomplete_accessibility_;
 
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditViewWin);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_WIN_H_