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_path_unittest.cc b/base/files/file_path_unittest.cc
index 8b6f3a8..906d8df 100644
--- a/base/files/file_path_unittest.cc
+++ b/base/files/file_path_unittest.cc
@@ -50,10 +50,10 @@
 // to be a PlatformTest
 class FilePathTest : public PlatformTest {
  protected:
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     PlatformTest::SetUp();
   }
-  virtual void TearDown() OVERRIDE {
+  virtual void TearDown() override {
     PlatformTest::TearDown();
   }
 };