Compare case insensitively when copying answers into verbatim matches.

components/omnibox/browser/search_provider.cc

Index: components/omnibox/browser/search_provider.cc
diff --git a/components/omnibox/browser/search_provider.cc b/components/omnibox/browser/search_provider.cc
index b26910c402d44f768d003376794b125ea66adc2e..a6be87ee6d2bfe860a9e91356ba2071b3fd5a903 100644
--- a/components/omnibox/browser/search_provider.cc
+++ b/components/omnibox/browser/search_provider.cc
@@ -926,9 +926,12 @@ void SearchProvider::ConvertResultsToAutocompleteMatches() {
     base::string16 answer_contents;
     base::string16 answer_type;
     scoped_ptr<SuggestionAnswer> answer;
+    base::string16 trimmed_verbatim_lower =
+        base::i18n::ToLower(trimmed_verbatim);
     for (ACMatches::iterator it = matches_.begin(); it != matches_.end();
          ++it) {
-      if (it->answer && it->fill_into_edit == trimmed_verbatim) {
+      if (it->answer &&
+          base::i18n::ToLower(it->fill_into_edit) == trimmed_verbatim_lower) {
         answer_contents = it->answer_contents;
         answer_type = it->answer_type;
         answer = SuggestionAnswer::copy(it->answer.get());