replace OVERRIDE and FINAL with override and final in components/

components/variations/entropy_provider_unittest.cc

Index: components/variations/entropy_provider_unittest.cc
diff --git a/components/variations/entropy_provider_unittest.cc b/components/variations/entropy_provider_unittest.cc
index 4e9a63718bf15a7b1652cbc6dd496b9e5f77031f..fd947050ac73aa95308855d0f431616e1b083278 100644
--- a/components/variations/entropy_provider_unittest.cc
+++ b/components/variations/entropy_provider_unittest.cc
@@ -83,7 +83,7 @@ class SHA1EntropyGenerator : public TrialEntropyGenerator {
   virtual ~SHA1EntropyGenerator() {
   }
 
-  virtual double GenerateEntropyValue() const OVERRIDE {
+  virtual double GenerateEntropyValue() const override {
     // Use a random GUID + 13 additional bits of entropy to match how the
     // SHA1EntropyProvider is used in metrics_service.cc.
     const int low_entropy_source =
@@ -116,7 +116,7 @@ class PermutedEntropyGenerator : public TrialEntropyGenerator {
   virtual ~PermutedEntropyGenerator() {
   }
 
-  virtual double GenerateEntropyValue() const OVERRIDE {
+  virtual double GenerateEntropyValue() const override {
     const int low_entropy_source =
         static_cast<uint16>(base::RandInt(0, kMaxLowEntropySize - 1));
     return mapping_[low_entropy_source] /