Update Comment by stripped_destination_url

components/omnibox/browser/autocomplete_match.h

Index: components/omnibox/browser/autocomplete_match.h
diff --git a/components/omnibox/browser/autocomplete_match.h b/components/omnibox/browser/autocomplete_match.h
index 753c43a7729870a99c524d6bed67504e09de71c6..d37867ca9cca7ea07bee13f42a12bc67f6cd3f70 100644
--- a/components/omnibox/browser/autocomplete_match.h
+++ b/components/omnibox/browser/autocomplete_match.h
@@ -346,7 +346,9 @@ struct AutocompleteMatch {
   // It may be empty if there is no possible navigation.
   GURL destination_url;
 
-  // The destination URL with "www." stripped off for better dupe finding.
+  // The destination URL modified for better dupe finding.  The result may not
+  // be navigable or even valid; it's only meant to be used for detecting
+  // duplicates.
   GURL stripped_destination_url;
 
   // The main text displayed in the address bar dropdown.