Add support for My Maps maps in Chrome OS Drive integration.

chrome/browser/drive/drive_api_util.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_DRIVE_DRIVE_API_UTIL_H_
 #define CHROME_BROWSER_DRIVE_DRIVE_API_UTIL_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 21 matching lines @@
 
 // Google Apps MIME types:
 const char kGoogleDocumentMimeType[] = "application/vnd.google-apps.document";
 const char kGoogleDrawingMimeType[] = "application/vnd.google-apps.drawing";
 const char kGooglePresentationMimeType[] =
     "application/vnd.google-apps.presentation";
 const char kGoogleSpreadsheetMimeType[] =
     "application/vnd.google-apps.spreadsheet";
 const char kGoogleTableMimeType[] = "application/vnd.google-apps.table";
 const char kGoogleFormMimeType[] = "application/vnd.google-apps.form";
+const char kGoogleMapMimeType[] = "application/vnd.google-apps.map";
 const char kDriveFolderMimeType[] = "application/vnd.google-apps.folder";
 
 // Escapes ' to \' in the |str|. This is designed to use for string value of
 // search parameter on Drive API v2.
 // See also: https://developers.google.com/drive/search-parameters
 std::string EscapeQueryStringValue(const std::string& str);
 
 // Parses the query, and builds a search query for Drive API v2.
 // This only supports:
 //   Regular query (e.g. dog => fullText contains 'dog')
@@ skipping 42 matching lines @@
 bool IsKnownHostedDocumentMimeType(const std::string& mime_type);
 
 // Returns true if the given file path has an extension corresponding to one of
 // hosted document types.
 bool HasHostedDocumentExtension(const base::FilePath& path);
 
 }  // namespace util
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_DRIVE_DRIVE_API_UTIL_H_