replace OVERRIDE and FINAL with override and final in chrome/browser/[r-z]*

chrome/browser/task_manager/task_manager_browsertest_util.cc

Index: chrome/browser/task_manager/task_manager_browsertest_util.cc
diff --git a/chrome/browser/task_manager/task_manager_browsertest_util.cc b/chrome/browser/task_manager/task_manager_browsertest_util.cc
index c3b13248c75c6ba762d09becd6b45857259c0144..fce4ae4a9593f49ab0b17d0db0a1cecb890828d7 100644
--- a/chrome/browser/task_manager/task_manager_browsertest_util.cc
+++ b/chrome/browser/task_manager/task_manager_browsertest_util.cc
@@ -34,19 +34,19 @@ class ResourceChangeObserver : public TaskManagerModelObserver {
         required_count_(required_count),
         title_pattern_(title_pattern) {}
 
-  virtual void OnModelChanged() OVERRIDE {
+  virtual void OnModelChanged() override {
     OnResourceChange();
   }
 
-  virtual void OnItemsChanged(int start, int length) OVERRIDE {
+  virtual void OnItemsChanged(int start, int length) override {
     OnResourceChange();
   }
 
-  virtual void OnItemsAdded(int start, int length) OVERRIDE {
+  virtual void OnItemsAdded(int start, int length) override {
     OnResourceChange();
   }
 
-  virtual void OnItemsRemoved(int start, int length) OVERRIDE {
+  virtual void OnItemsRemoved(int start, int length) override {
     OnResourceChange();
   }