Standardize usage of virtual/override/final in components/

components/search_engines/template_url_service_sync_unittest.cc

Index: components/search_engines/template_url_service_sync_unittest.cc
diff --git a/components/search_engines/template_url_service_sync_unittest.cc b/components/search_engines/template_url_service_sync_unittest.cc
index b800f0ecb51f4e06fcb11f33797271a86b2d1542..bef95f1afab06fc3525019be24f9b6375bc16a94 100644
--- a/components/search_engines/template_url_service_sync_unittest.cc
+++ b/components/search_engines/template_url_service_sync_unittest.cc
@@ -86,15 +86,14 @@ syncer::SyncData CreateCustomSyncData(const TemplateURL& turl,
 class TestChangeProcessor : public syncer::SyncChangeProcessor {
  public:
   TestChangeProcessor();
-  virtual ~TestChangeProcessor();
+  ~TestChangeProcessor() override;
 
   // Store a copy of all the changes passed in so we can examine them later.
-  virtual syncer::SyncError ProcessSyncChanges(
+  syncer::SyncError ProcessSyncChanges(
       const tracked_objects::Location& from_here,
       const syncer::SyncChangeList& change_list) override;
 
-  virtual syncer::SyncDataList GetAllSyncData(syncer::ModelType type) const
-      override {
+  syncer::SyncDataList GetAllSyncData(syncer::ModelType type) const override {
     return syncer::SyncDataList();
   }