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

Source/modules/webdatabase/Database.cpp

Index: Source/modules/webdatabase/Database.cpp
diff --git a/Source/modules/webdatabase/Database.cpp b/Source/modules/webdatabase/Database.cpp
index 4caef99e39b944ab52297d942e77a928f4751c78..455723f27300accc8f35f35401278e5ccdb0d80d 100644
--- a/Source/modules/webdatabase/Database.cpp
+++ b/Source/modules/webdatabase/Database.cpp
@@ -849,14 +849,14 @@ void Database::runTransaction(
 
 // This object is constructed in a database thread, and destructed in the
 // context thread.
-class DeliverPendingCallbackTask FINAL : public ExecutionContextTask {
+class DeliverPendingCallbackTask final : public ExecutionContextTask {
 public:
     static PassOwnPtr<DeliverPendingCallbackTask> create(SQLTransaction* transaction)
     {
         return adoptPtr(new DeliverPendingCallbackTask(transaction));
     }
 
-    virtual void performTask(ExecutionContext*) OVERRIDE
+    virtual void performTask(ExecutionContext*) override
     {
         m_transaction->performPendingCallback();
     }