Omnibox - Do Not Allow HTTP/HTTPS Equivalence if User Explicitly Entered A Scheme

components/omnibox/autocomplete_input.h

Index: components/omnibox/autocomplete_input.h
diff --git a/components/omnibox/autocomplete_input.h b/components/omnibox/autocomplete_input.h
index 8aa5235869daa129824ccf94420030c241a1e9ca..82462ecd2ea2d1aea440381392b6668c944046f1 100644
--- a/components/omnibox/autocomplete_input.h
+++ b/components/omnibox/autocomplete_input.h
@@ -184,6 +184,15 @@ class AutocompleteInput {
   // when processing this input.
   bool want_asynchronous_matches() const { return want_asynchronous_matches_; }
 
+  // Returns the terms in |text_| that start with http:// or https:// plus
+  // at least one more character, stored without the scheme.  Used in
+  // duplicate elimination to detect whether, for a given URL, the user may
+  // have started typing that URL with an explicit scheme; see comments on
+  // AutocompleteMatch::GURLToStrippedGURL().
+  const std::vector<std::string>& terms_prefixed_by_http_or_https() const {
+    return terms_prefixed_by_http_or_https_;
+  }
+
   // Resets all internal variables to the null-constructed state.
   void Clear();
 
@@ -204,6 +213,7 @@ class AutocompleteInput {
   bool prefer_keyword_;
   bool allow_exact_keyword_match_;
   bool want_asynchronous_matches_;
+  std::vector<std::string> terms_prefixed_by_http_or_https_;
 };
 
 #endif  // COMPONENTS_OMNIBOX_AUTOCOMPLETE_INPUT_H_