Move most of ui/views/drag_utils to ui/base/dragdrop so it can be used outside of views. I tried to…

chrome/browser/ui/views/tab_contents/tab_contents_drag_win.cc

 // Copyright (c) 2012 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/tab_contents/tab_contents_drag_win.h"
 
 #include <windows.h>
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/file_path.h"
 #include "base/message_loop.h"
 #include "base/pickle.h"
 #include "base/threading/platform_thread.h"
 #include "base/threading/thread.h"
 #include "base/utf_string_conversions.h"
 #include "content/browser/download/drag_download_file.h"
 #include "content/browser/download/drag_download_util.h"
 #include "content/browser/tab_contents/web_drag_dest_delegate.h"
 #include "content/browser/tab_contents/web_drag_dest_win.h"
 #include "content/browser/tab_contents/web_drag_source_win.h"
 #include "content/browser/tab_contents/web_drag_utils_win.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/web_contents.h"
 #include "net/base/net_util.h"
 #include "ui/base/clipboard/clipboard_util_win.h"
 #include "ui/base/clipboard/custom_data_helper.h"
+#include "ui/base/dragdrop/drag_utils.h"
 #include "ui/gfx/size.h"
-#include "ui/views/drag_utils.h"
 #include "webkit/glue/webdropdata.h"
 
 using content::BrowserThread;
 using WebKit::WebDragOperationsMask;
 using WebKit::WebDragOperationCopy;
 using WebKit::WebDragOperationLink;
 using WebKit::WebDragOperationMove;
 
 namespace {
 
@@ skipping 320 matching lines @@
 void TabContentsDragWin::OnDataObjectDisposed() {
   DCHECK(drag_drop_thread_id_ == base::PlatformThread::CurrentId());
 
   // The drag-and-drop thread is only closed after OLE is done with
   // DataObjectImpl.
   BrowserThread::PostTask(
       BrowserThread::UI,
       FROM_HERE,
       base::Bind(&TabContentsDragWin::CloseThread, this));
 }