replace OVERRIDE and FINAL with override and final in chrome/browser/[a-i]*

chrome/browser/history/in_memory_url_index_unittest.cc

Index: chrome/browser/history/in_memory_url_index_unittest.cc
diff --git a/chrome/browser/history/in_memory_url_index_unittest.cc b/chrome/browser/history/in_memory_url_index_unittest.cc
index b721d2a1507d8dbc113e59437314234af3401233..0e088721f62428b2c10a2571fd5acf2fdf49d5d6 100644
--- a/chrome/browser/history/in_memory_url_index_unittest.cc
+++ b/chrome/browser/history/in_memory_url_index_unittest.cc
@@ -65,7 +65,7 @@ class CacheFileSaverObserver : public InMemoryURLIndex::SaveCacheObserver {
 
  private:
   // SaveCacheObserver implementation.
-  virtual void OnCacheSaveFinished(bool succeeded) OVERRIDE;
+  virtual void OnCacheSaveFinished(bool succeeded) override;
 
   base::Closure task_;
   bool succeeded_;
@@ -431,7 +431,7 @@ void InMemoryURLIndexTest::ExpectPrivateDataEqual(
 
 class LimitedInMemoryURLIndexTest : public InMemoryURLIndexTest {
  protected:
-  virtual base::FilePath::StringType TestDBName() const OVERRIDE;
+  virtual base::FilePath::StringType TestDBName() const override;
 };
 
 base::FilePath::StringType LimitedInMemoryURLIndexTest::TestDBName() const {
@@ -1185,7 +1185,7 @@ class InMemoryURLIndexCacheTest : public testing::Test {
   InMemoryURLIndexCacheTest() {}
 
  protected:
-  virtual void SetUp() OVERRIDE;
+  virtual void SetUp() override;
 
   // Pass-through functions to simplify our friendship with InMemoryURLIndex.
   void set_history_dir(const base::FilePath& dir_path);