Experimental AutocompleteProvider for zerosuggest.

chrome/browser/autocomplete/autocomplete_match.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_MATCH_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_MATCH_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 69 matching lines @@
     HISTORY_TITLE,           // A past page whose title contains the input.
     HISTORY_BODY,            // A past page whose body contains the input.
     HISTORY_KEYWORD,         // A past page whose keyword contains the input.
     NAVSUGGEST,              // A suggested URL.
     SEARCH_WHAT_YOU_TYPED,   // The input as a search query (with the default
                              // engine).
     SEARCH_HISTORY,          // A past search (with the default engine)
                              // containing the input.
     SEARCH_SUGGEST,          // A suggested search (with the default engine).
     SEARCH_OTHER_ENGINE,     // A search with a non-default engine.
+    SEARCH_ZEROSUGGEST,      // A suggested search (with the default engine)
+                             // based on the current URL.
+    SEARCH_ZEROSUGGEST_URL,  // A URL suggested by zerosuggest.
     EXTENSION_APP,           // An Extension App with a title/url that contains
                              // the input.
     NUM_TYPES,
   };
 
   // Null-terminated array of characters that are not valid within |contents|
   // and |description| strings.
   static const char16 kInvalidChars[];
 
   AutocompleteMatch();
@@ skipping 212 matching lines @@
       const string16& text,
       const ACMatchClassifications& classifications) const;
 #endif
 };
 
 typedef AutocompleteMatch::ACMatchClassification ACMatchClassification;
 typedef std::vector<ACMatchClassification> ACMatchClassifications;
 typedef std::vector<AutocompleteMatch> ACMatches;
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_MATCH_H_