Replace OVERRIDE and FINAL with override and final in content/public/[a-s]*

content/public/browser/desktop_media_id.cc

Index: content/public/browser/desktop_media_id.cc
diff --git a/content/public/browser/desktop_media_id.cc b/content/public/browser/desktop_media_id.cc
index 18b095599f16d6744064376bd76ca2f6bb7c2b46..594d1aa7e70eac3485a904680ec38ed6247d09c4 100644
--- a/content/public/browser/desktop_media_id.cc
+++ b/content/public/browser/desktop_media_id.cc
@@ -58,7 +58,7 @@ class AuraWindowRegistry : public aura::WindowObserver {
   virtual ~AuraWindowRegistry() {}
 
   // WindowObserver overrides.
-  virtual void OnWindowDestroying(aura::Window* window) OVERRIDE {
+  virtual void OnWindowDestroying(aura::Window* window) override {
     std::map<aura::Window*, int>::iterator it = window_to_id_map_.find(window);
     DCHECK(it != window_to_id_map_.end());
     id_to_window_map_.erase(it->second);