A few minor changes to the chrome.downloads extension API

chrome/browser/download/download_query.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_QUERY_H_
 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_QUERY_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 40 matching lines @@
     FILTER_BYTES_RECEIVED,       // int
     FILTER_DANGER_ACCEPTED,      // bool
     FILTER_ENDED_AFTER,          // string
     FILTER_ENDED_BEFORE,         // string
     FILTER_END_TIME,             // string
     FILTER_EXISTS,               // bool
     FILTER_FILENAME,             // string
     FILTER_FILENAME_REGEX,       // string
     FILTER_MIME,                 // string
     FILTER_PAUSED,               // bool
-    FILTER_QUERY,                // string
+    FILTER_QUERY,                // vector<string16>
     FILTER_STARTED_AFTER,        // string
     FILTER_STARTED_BEFORE,       // string
     FILTER_START_TIME,           // string
     FILTER_TOTAL_BYTES,          // int
     FILTER_TOTAL_BYTES_GREATER,  // int
     FILTER_TOTAL_BYTES_LESS,     // int
     FILTER_URL,                  // string
     FILTER_URL_REGEX,            // string
   };
 
@@ skipping 73 matching lines @@
   void FinishSearch(DownloadVector* results) const;
 
   FilterCallbackVector filters_;
   SorterVector sorters_;
   size_t limit_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadQuery);
 };
 
 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_QUERY_H_