Reland - Omnibox - Mark As Duplicates URLs that only differ by a trailing slash

components/omnibox/search_provider.cc

Index: components/omnibox/search_provider.cc
diff --git a/components/omnibox/search_provider.cc b/components/omnibox/search_provider.cc
index 2b904b67bb3ce0155c2d13cfb70d675d7eb836d0..53c855f8076da21364525a72bffd80f9509a29d6 100644
--- a/components/omnibox/search_provider.cc
+++ b/components/omnibox/search_provider.cc
@@ -1421,6 +1421,7 @@ AutocompleteMatch SearchProvider::NavigationToMatch(
     DCHECK(inline_autocomplete_offset <= match.fill_into_edit.length());
     match.inline_autocompletion =
         match.fill_into_edit.substr(inline_autocomplete_offset);
+    match.StripLoneSlashOnInlineAutocompletion();
   }
   // An inlineable navsuggestion can only be the default match when there
   // is no keyword provider active, lest it appear first and break the user