Move chrome.downloads out of experimental to dev

chrome/browser/download/download_extension_api.h

 // 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.
 
 #ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOAD_EXTENSION_API_H_
 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_EXTENSION_API_H_
 #pragma once
 
 #include <map>
 #include <set>
@@ skipping 99 matching lines @@
  private:
   DownloadsFunctionName function_;
 
   DISALLOW_COPY_AND_ASSIGN(AsyncDownloadsFunction);
 };
 
 class DownloadsDownloadFunction : public AsyncDownloadsFunction {
  public:
   DownloadsDownloadFunction();
   virtual ~DownloadsDownloadFunction();
-  DECLARE_EXTENSION_FUNCTION_NAME("experimental.downloads.download");
+  DECLARE_EXTENSION_FUNCTION_NAME("downloads.download");
 
  protected:
   virtual bool ParseArgs() OVERRIDE;
   virtual bool RunInternal() OVERRIDE;
 
  private:
   struct IOData {
    public:
     IOData();
     ~IOData();
@@ skipping 203 matching lines @@
   content::DownloadManager* manager_;
   ItemMap downloads_;
   ItemJsonMap item_jsons_;
   STLValueDeleter<ItemJsonMap> delete_item_jsons_;
   OnChangedStatMap on_changed_stats_;
   STLValueDeleter<OnChangedStatMap> delete_on_changed_stats_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionDownloadsEventRouter);
 };
 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_EXTENSION_API_H_