Replace FINAL and OVERRIDE with their C++11 counterparts in Source/modules/serviceworkers

Source/modules/serviceworkers/InstallEvent.h

Index: Source/modules/serviceworkers/InstallEvent.h
diff --git a/Source/modules/serviceworkers/InstallEvent.h b/Source/modules/serviceworkers/InstallEvent.h
index cb8ba828002949aceb3ec67f028d017ffdd3bba6..334bb2a8a1f6fe3741dadda586415d1af1b5c0c2 100644
--- a/Source/modules/serviceworkers/InstallEvent.h
+++ b/Source/modules/serviceworkers/InstallEvent.h
@@ -39,7 +39,7 @@ namespace blink {
 
 class ExecutionContext;
 
-class InstallEvent FINAL : public ExtendableEvent {
+class InstallEvent final : public ExtendableEvent {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<InstallEvent> create();
@@ -49,9 +49,9 @@ public:
 
     ScriptPromise reloadAll(ScriptState*);
 
-    virtual const AtomicString& interfaceName() const OVERRIDE;
+    virtual const AtomicString& interfaceName() const override;
 
-    virtual void trace(Visitor*) OVERRIDE;
+    virtual void trace(Visitor*) override;
 
 private:
     InstallEvent();