Fix virtual/override/final usage in the rest of Source/core/.

Source/core/testing/Internals.cpp

Index: Source/core/testing/Internals.cpp
diff --git a/Source/core/testing/Internals.cpp b/Source/core/testing/Internals.cpp
index 3e5074860805fa5174536259abad2727578d82bb..60a01a4e2f0013f89047e12ae3a2f6c53e14426c 100644
--- a/Source/core/testing/Internals.cpp
+++ b/Source/core/testing/Internals.cpp
@@ -2236,7 +2236,7 @@ private:
     {
     }
 
-    virtual ScriptValue call(ScriptValue value) override
+    ScriptValue call(ScriptValue value) override
     {
         v8::Local<v8::Value> v8Value = value.v8Value();
         ASSERT(v8Value->IsNumber());