Replace FINAL and OVERRIDE with their C++11 counterparts in content

content/browser/browser_thread_impl.cc

Index: content/browser/browser_thread_impl.cc
diff --git a/content/browser/browser_thread_impl.cc b/content/browser/browser_thread_impl.cc
index 0331f03a22d2f1da056b8a046d791b7ed1c2ad45..cec1477a52972b204d6d681dad9bb9e60599b39a 100644
--- a/content/browser/browser_thread_impl.cc
+++ b/content/browser/browser_thread_impl.cc
@@ -47,19 +47,19 @@ class BrowserThreadMessageLoopProxy : public base::MessageLoopProxy {
   // MessageLoopProxy implementation.
   virtual bool PostDelayedTask(
       const tracked_objects::Location& from_here,
-      const base::Closure& task, base::TimeDelta delay) OVERRIDE {
+      const base::Closure& task, base::TimeDelta delay) override {
     return BrowserThread::PostDelayedTask(id_, from_here, task, delay);
   }
 
   virtual bool PostNonNestableDelayedTask(
       const tracked_objects::Location& from_here,
       const base::Closure& task,
-      base::TimeDelta delay) OVERRIDE {
+      base::TimeDelta delay) override {
     return BrowserThread::PostNonNestableDelayedTask(id_, from_here, task,
                                                      delay);
   }
 
-  virtual bool RunsTasksOnCurrentThread() const OVERRIDE {
+  virtual bool RunsTasksOnCurrentThread() const override {
     return BrowserThread::CurrentlyOn(id_);
   }