Part 1 of repairing regressions to my old clang check plugins so Nico can

chrome/browser/autocomplete/history_url_provider.h

 // Copyright (c) 2010 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_HISTORY_URL_PROVIDER_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_HISTORY_URL_PROVIDER_H_
 #pragma once
 
 #include <string>
 
@@ skipping 157 matching lines @@
   void DoAutocomplete(history::HistoryBackend* backend,
                       history::URLDatabase* db,
                       HistoryURLProviderParams* params);
 
   // Dispatches the results to the autocomplete controller. Called on the
   // main thread by ExecuteWithDB when the results are available.
   // Frees params_gets_deleted on exit.
   void QueryComplete(HistoryURLProviderParams* params_gets_deleted);
 
  private:
-  ~HistoryURLProvider() {}
+  ~HistoryURLProvider();
 
   // Returns the set of prefixes to use for prefixes_.
   static history::Prefixes GetPrefixes();
 
   // Determines the relevance for some input, given its type and which match it
   // is.  If |match_type| is NORMAL, |match_number| is a number
   // [0, kMaxSuggestions) indicating the relevance of the match (higher == more
   // relevant).  For other values of |match_type|, |match_number| is ignored.
   static int CalculateRelevance(AutocompleteInput::Type input_type,
                                 MatchType match_type,
@@ skipping 106 matching lines @@
   // parameter itself is freed once it's no longer needed.  The only reason we
   // keep this member is so we can set the cancel bit on it.
   HistoryURLProviderParams* params_;
 
   // Only used by unittests; if non-empty, overrides accept-languages in the
   // profile's pref system.
   std::string languages_;
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_HISTORY_URL_PROVIDER_H_