replace OVERRIDE and FINAL with override and final in base/

base/memory/scoped_ptr_unittest.cc

Index: base/memory/scoped_ptr_unittest.cc
diff --git a/base/memory/scoped_ptr_unittest.cc b/base/memory/scoped_ptr_unittest.cc
index cfdebebf3ffdd9340d00f5df671d221db9ee944b..2ea44e9393efef2ea9e0cc89d10f2c85bfd834dd 100644
--- a/base/memory/scoped_ptr_unittest.cc
+++ b/base/memory/scoped_ptr_unittest.cc
@@ -27,9 +27,9 @@ class ConDecLogger : public ConDecLoggerParent {
   explicit ConDecLogger(int* ptr) { SetPtr(ptr); }
   virtual ~ConDecLogger() { --*ptr_; }
 
-  virtual void SetPtr(int* ptr) OVERRIDE { ptr_ = ptr; ++*ptr_; }
+  virtual void SetPtr(int* ptr) override { ptr_ = ptr; ++*ptr_; }
 
-  virtual int SomeMeth(int x) const OVERRIDE { return x; }
+  virtual int SomeMeth(int x) const override { return x; }
 
  private:
   int* ptr_;