Port some things in browser/{download,history}, minor things in common....

chrome/browser/download/download_util.h

 // Copyright (c) 2006-2008 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.
 //
 // Download utilities.
 
 #ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOAD_UTIL_H__
 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_UTIL_H__
 
 #include <objidl.h>
 
 #include "base/basictypes.h"
 #include "base/task.h"
+#include "chrome/browser/download/download_exe.h"
 #include "chrome/browser/views/download_item_view.h"
 #include "chrome/views/event.h"
 #include "chrome/views/menu.h"
 #include "chrome/views/view.h"
 
 class DownloadItem;
 class SkBitmap;
 
 namespace download_util {
 
@@ skipping 149 matching lines @@
                            int origin_y,
                            double animation_progress,
                            PaintDownloadProgressSize size);
 
 // Drag support ----------------------------------------------------------------
 
 // Helper function for download views to use when acting as a drag source for a
 // DownloadItem. If 'icon' is NULL, no image will be accompany the drag.
 void DragDownload(const DownloadItem* download, SkBitmap* icon);
 
-// Executable file support -----------------------------------------------------
-
-// Copy all executable file extensions.
-void InitializeExeTypes(std::set<std::wstring>* exe_extensions);
-
 }  // namespace download_util
 
 
 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_UTIL_H__