move openMediaGalleryManager fn out of experimental.

chrome/common/extensions/api/media_galleries.idl

 // 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.
 
 // File-level comment to appease parser. Eventually this will not be necessary.
 
-namespace experimental.mediaGalleries {
+namespace mediaGalleries {
 
   [inline_doc] enum GetMediaFileSystemsInteractivity {
     // Do not act interactively.
     no,
     // Ask the user to manage permitted media galleries.
     yes,
     // Ask the user to manage permitted galleries only if the return set would
     // otherwise be empty.
     if_needed
   };
 
   [inline_doc] dictionary MediaFileSystemsDetails {
     // Whether to prompt the user for additional media galleries before
     // returning the permitted set. Default is silent.
     GetMediaFileSystemsInteractivity? interactive;
   };
 
   callback MediaFileSystemsCallback =
       void ([instanceOf=LocalFileSystem] optional object[] mediaFileSystems);
-  callback AssembleMediaFileCallback =
-      void ([instanceOf=Blob] optional object mediaFile);
 
   interface Functions {
     // Get the media galleries configured in this user agent. If none are
     // configured or available, the callback will receive an empty array.
     static void getMediaFileSystems(optional MediaFileSystemsDetails details,
                                     MediaFileSystemsCallback callback);
-
-    // Create a new MediaFile setting the metadata in the Blob to the supplied
-    // values, overriding any existing metadata in the media file. If user agent
-    // does not recognize the Blob as a supported file format, it will fail.
-    // |mediaFileContents| : the media bytes.
-    // |metadata| : the metadata. TODO(estade): this should be
-    // [instanceOf=Metafile].
-    static void assembleMediaFile(
-        [instanceOf=Blob] object mediaFileContents,
-        object metadata,
-        AssembleMediaFileCallback callback);
-
-    // Get any thumbnails contained in the passed media file. The resulting
-    // directory reader refers to a virtual directory that can not be navigated
-    // to. If there are no thumbnails in the passed file entry, the virtual
-    // directory will have no entries.
-    // TODO(estade): The return type should be Directory. The argument type
-    // should be [instanceOf=FileEntry].
-    [nocompile] static object extractEmbeddedThumbnails(object mediaFile);
   };
 
 };