Omnibox: Create DemoteByType Experiment

chrome/browser/autocomplete/autocomplete_result.h

Index: chrome/browser/autocomplete/autocomplete_result.h
diff --git a/chrome/browser/autocomplete/autocomplete_result.h b/chrome/browser/autocomplete/autocomplete_result.h
index df3ab011d7da966f1ce52c32d890be8c0646ffa9..e0b7a319cb9cbb7c64970e2926f20ec94a7df8bd 100644
--- a/chrome/browser/autocomplete/autocomplete_result.h
+++ b/chrome/browser/autocomplete/autocomplete_result.h
@@ -136,7 +136,8 @@ class AutocompleteResult {
   // Adds a single match. The match is inserted at the appropriate position
   // based on relevancy and display order. This is ONLY for use after
   // SortAndCull() has been invoked, and preserves default_match_.
-  void AddMatch(const AutocompleteMatch& match);
+  void AddMatch(const AutocompleteInput& input,

[Peter Kasting, 2013/08/06 19:33:50]

I think you should just pass the actual PageClassification here instead of the
whole Input (which you don't need).  (2 places)

[Mark P, 2013/08/06 22:00:15]

Done (both places).

+                const AutocompleteMatch& match);
 
   // Populates |provider_to_matches| from |matches_|.
   void BuildProviderToMatches(ProviderToMatches* provider_to_matches) const;
@@ -148,7 +149,8 @@ class AutocompleteResult {
 
   // Copies matches into this result. |old_matches| gives the matches from the
   // last result, and |new_matches| the results from this result.
-  void MergeMatchesByProvider(const ACMatches& old_matches,
+  void MergeMatchesByProvider(const AutocompleteInput& input,
+                              const ACMatches& old_matches,
                               const ACMatches& new_matches);
 
   ACMatches matches_;