Standardize usage of virtual/override/final specifiers in components/.

components/suggestions/suggestions_service_unittest.cc

 // Copyright 2014 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.
 
 #include "components/suggestions/suggestions_service.h"
 
 #include <map>
 #include <sstream>
 
 #include "base/bind.h"
@@ skipping 95 matching lines @@
   suggestion->set_url(kTestUrl);
 
   return profile;
 }
 
 class TestSuggestionsStore : public suggestions::SuggestionsStore {
  public:
   TestSuggestionsStore() {
     cached_suggestions = CreateSuggestionsProfile();
   }
-  virtual ~TestSuggestionsStore() {}
   bool LoadSuggestions(SuggestionsProfile* suggestions) override {
     if (cached_suggestions.suggestions_size()) {
       *suggestions = cached_suggestions;
       return true;
     }
     return false;
   }
   bool StoreSuggestions(const SuggestionsProfile& suggestions)
       override {
     cached_suggestions = suggestions;
@@ skipping 505 matching lines @@
   scoped_ptr<SuggestionsService> suggestions_service(
       CreateSuggestionsServiceWithMocks());
   SuggestionsProfile suggestions =
       CreateSuggestionsProfileWithExpiryTimestamps();
   suggestions_service->SetDefaultExpiryTimestamp(&suggestions,
                                                  kTestDefaultExpiry);
   EXPECT_EQ(kTestSetExpiry, suggestions.suggestions(0).expiry_ts());
   EXPECT_EQ(kTestDefaultExpiry, suggestions.suggestions(1).expiry_ts());
 }
 }  // namespace suggestions