Case-insensitive search for non-ASCII characters in auto-complete of Drive files.

chrome/browser/chromeos/drive/search_metadata.h

 // Copyright (c) 2013 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_CHROMEOS_DRIVE_SEARCH_METADATA_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_SEARCH_METADATA_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 14 matching lines @@
 // be the same one as |resource_metadata| uses.
 void SearchMetadata(
     scoped_refptr<base::SequencedTaskRunner> blocking_task_runner,
     ResourceMetadata* resource_metadata,
     FileCache* cache,
     const std::string& query,
     int search_options,
     int at_most_num_matches,
     const SearchMetadataCallback& callback);
 
-// Finds |query| in |text| while ignoring case. Returns true if |query| is
-// found. Returns false if |query| is not found, or empty. |highlighted_text|
-// will have the original text with matched portions highlighted with <b> tag
-// (multiple portions can be highlighted). Meta characters are escaped like
-// &lt;. The original contents of |highlighted| will be lost.
+// Finds |query| in |text| while ignoring cases or accents. Cases of non-ASCII
+// characters are also ignored; they are compared in the 'Primary Level' of
+// http://userguide.icu-project.org/collation/concepts.
+// Returns true if |query| is found. |highlighted_text| will have the original
+// text with matched portions highlighted with <b> tag (only the first match
+// is highlighted). Meta characters are escaped like &lt;. The original
+// contents of |highlighted| will be lost.
 bool FindAndHighlight(const std::string& text,
                       const std::string& query,
                       std::string* highlighted_text);
 
 }  // namespace internal
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_SEARCH_METADATA_H_