Revert 147895 - switch mediaGalleries to .idl api definition

chrome/common/extensions/api/experimental_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 {
-
-  [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);
-  };
-
-};