replace OVERRIDE and FINAL with override and final in base/

BUG=417463

Review URL: https://codereview.chromium.org/611153004

Cr-Commit-Position: refs/heads/master@{#298520}


CrOS-Libchrome-Original-Commit: 9e096de10e6fdcafde67df469ed9a6b8b156dfb1
diff --git a/base/files/file_util_unittest.cc b/base/files/file_util_unittest.cc
index 47dec30..b3e345c 100644
--- a/base/files/file_util_unittest.cc
+++ b/base/files/file_util_unittest.cc
@@ -184,7 +184,7 @@
 // to be a PlatformTest
 class FileUtilTest : public PlatformTest {
  protected:
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     PlatformTest::SetUp();
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
   }
@@ -2151,7 +2151,7 @@
 // with a common SetUp() method.
 class VerifyPathControlledByUserTest : public FileUtilTest {
  protected:
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     FileUtilTest::SetUp();
 
     // Create a basic structure used by each test.