Standardize usage of virtual/override/final in content/browser/

content/browser/indexed_db/indexed_db_backing_store_unittest.cc

Index: content/browser/indexed_db/indexed_db_backing_store_unittest.cc
diff --git a/content/browser/indexed_db/indexed_db_backing_store_unittest.cc b/content/browser/indexed_db/indexed_db_backing_store_unittest.cc
index b6f829704070ba146949691492718455cd9021ec..e4a232202e7beb9919997d6bd86303767cf8ad01 100644
--- a/content/browser/indexed_db/indexed_db_backing_store_unittest.cc
+++ b/content/browser/indexed_db/indexed_db_backing_store_unittest.cc
@@ -34,24 +34,23 @@ namespace {
 
 class Comparator : public LevelDBComparator {
  public:
-  virtual int Compare(const base::StringPiece& a,
-                      const base::StringPiece& b) const override {
+  int Compare(const base::StringPiece& a,
+              const base::StringPiece& b) const override {
     return content::Compare(a, b, false /*index_keys*/);
   }
-  virtual const char* Name() const override { return "idb_cmp1"; }
+  const char* Name() const override { return "idb_cmp1"; }
 };
 
 class DefaultLevelDBFactory : public LevelDBFactory {
  public:
   DefaultLevelDBFactory() {}
-  virtual leveldb::Status OpenLevelDB(const base::FilePath& file_name,
-                                      const LevelDBComparator* comparator,
-                                      scoped_ptr<LevelDBDatabase>* db,
-                                      bool* is_disk_full) override {
+  leveldb::Status OpenLevelDB(const base::FilePath& file_name,
+                              const LevelDBComparator* comparator,
+                              scoped_ptr<LevelDBDatabase>* db,
+                              bool* is_disk_full) override {
     return LevelDBDatabase::Open(file_name, comparator, db, is_disk_full);
   }
-  virtual leveldb::Status DestroyLevelDB(
-      const base::FilePath& file_name) override {
+  leveldb::Status DestroyLevelDB(const base::FilePath& file_name) override {
     return LevelDBDatabase::Destroy(file_name);
   }
 
@@ -114,9 +113,9 @@ class TestableIndexedDBBackingStore : public IndexedDBBackingStore {
   void ClearRemovals() { removals_.clear(); }
 
  protected:
-  virtual ~TestableIndexedDBBackingStore() {}
+  ~TestableIndexedDBBackingStore() override {}
 
-  virtual bool WriteBlobFile(
+  bool WriteBlobFile(
       int64 database_id,
       const Transaction::WriteDescriptor& descriptor,
       Transaction::ChainedBlobWriter* chained_blob_writer) override {
@@ -137,7 +136,7 @@ class TestableIndexedDBBackingStore : public IndexedDBBackingStore {
     return true;
   }
 
-  virtual bool RemoveBlobFile(int64 database_id, int64 key) override {
+  bool RemoveBlobFile(int64 database_id, int64 key) override {
     if (database_id_ != database_id ||
         !KeyPrefix::IsValidDatabaseId(database_id)) {
       return false;
@@ -147,7 +146,7 @@ class TestableIndexedDBBackingStore : public IndexedDBBackingStore {
   }
 
   // Timers don't play nicely with unit tests.
-  virtual void StartJournalCleaningTimer() override {
+  void StartJournalCleaningTimer() override {
     CleanPrimaryJournalIgnoreReturn();
   }
 
@@ -201,9 +200,9 @@ class TestIDBFactory : public IndexedDBFactoryImpl {
   }
 
  protected:
-  virtual ~TestIDBFactory() {}
+  ~TestIDBFactory() override {}
 
-  virtual scoped_refptr<IndexedDBBackingStore> OpenBackingStoreHelper(
+  scoped_refptr<IndexedDBBackingStore> OpenBackingStoreHelper(
       const GURL& origin_url,
       const base::FilePath& data_directory,
       net::URLRequestContext* request_context,
@@ -359,7 +358,7 @@ class IndexedDBBackingStoreTest : public testing::Test {
 class TestCallback : public IndexedDBBackingStore::BlobWriteCallback {
  public:
   TestCallback() : called(false), succeeded(false) {}
-  virtual void Run(bool succeeded_in) override {
+  void Run(bool succeeded_in) override {
     called = true;
     succeeded = succeeded_in;
   }
@@ -367,7 +366,7 @@ class TestCallback : public IndexedDBBackingStore::BlobWriteCallback {
   bool succeeded;
 
  protected:
-  virtual ~TestCallback() {}
+  ~TestCallback() override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TestCallback);