Make all drag sources not depend on download_util.

chrome/browser/download/download_util.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.
 //
 // Download utilities.
 
 #ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOAD_UTIL_H_
 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_UTIL_H_
 #pragma once
 
@@ skipping 43 matching lines @@
 
 // Return true if the |download_path| is dangerous path.
 bool DownloadPathIsDangerous(const FilePath& download_path);
 
 // Generate a filename based on the response from the server.  Similar
 // in operation to net::GenerateFileName(), but uses a localized
 // default name.
 void GenerateFileNameFromRequest(const DownloadItem& download_item,
                                  FilePath* generated_name);
 
-// Generate a filename based on the URL, a suggested name and a MIME
-// type.  Similar in operation to net::GenerateFileName(), but uses a
-// localized default name.
-void GenerateFileNameFromSuggestedName(const GURL& url,
-                                       const std::string& suggested_name,
-                                       const std::string& mime_type,
-                                       FilePath* generated_name);
-
 // Download progress animations ------------------------------------------------
 
 // Arc sweep angle for use with downloads of unknown size
 const int kUnknownAngleDegrees = 50;
 
 // Rate of progress for use with downloads of unknown size
 const int kUnknownIncrementDegrees = 12;
 
 // Start angle for downloads with known size (midnight position)
 const int kStartAngleDegrees = -90;
@@ skipping 94 matching lines @@
 // If |path| does not exist, 0 is returned.  If it fails to find such
 // a number, -1 is returned.
 int GetUniquePathNumberWithCrDownload(const FilePath& path);
 
 // Returns a .crdownload intermediate path for the |suggested_path|.
 FilePath GetCrDownloadPath(const FilePath& suggested_path);
 
 }  // namespace download_util
 
 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_UTIL_H_