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

chrome/browser/chromeos/drive/search_metadata.h

Index: chrome/browser/chromeos/drive/search_metadata.h
diff --git a/chrome/browser/chromeos/drive/search_metadata.h b/chrome/browser/chromeos/drive/search_metadata.h
index dbe0ae2466252675e5c83b40ac79cee2b1d636f9..62cca4965dd642488973649ff0a145f4b3174c37 100644
--- a/chrome/browser/chromeos/drive/search_metadata.h
+++ b/chrome/browser/chromeos/drive/search_metadata.h
@@ -32,11 +32,13 @@ void SearchMetadata(
     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);