Fix virtual/override/final usage in Source/web/.

Source/web/tests/FrameTestHelpers.cpp

Index: Source/web/tests/FrameTestHelpers.cpp
diff --git a/Source/web/tests/FrameTestHelpers.cpp b/Source/web/tests/FrameTestHelpers.cpp
index 3603e90486dc9923e7e1167fdb07194fcea5e5c4..62232f33dfd0534703f96db2701ae80f44a7113d 100644
--- a/Source/web/tests/FrameTestHelpers.cpp
+++ b/Source/web/tests/FrameTestHelpers.cpp
@@ -79,7 +79,7 @@ public:
     {
     }
 
-    virtual void run() override
+    void run() override
     {
         Platform::current()->unitTestSupport()->serveAsynchronousMockedRequests();
         if (m_client->isLoading())
@@ -106,7 +106,7 @@ public:
     {
     }
 
-    virtual void run() override
+    void run() override
     {
         m_frame->loadRequest(m_request);
     }
@@ -125,7 +125,7 @@ public:
     {
     }
 
-    virtual void run() override
+    void run() override
     {
         m_frame->loadHTMLString(WebData(m_html.data(), m_html.size()), m_baseURL);
     }
@@ -146,7 +146,7 @@ public:
     {
     }
 
-    virtual void run() override
+    void run() override
     {
         m_frame->loadHistoryItem(m_item, m_loadType, m_cachePolicy);
     }
@@ -166,7 +166,7 @@ public:
     {
     }
 
-    virtual void run() override
+    void run() override
     {
         m_frame->reload(m_ignoreCache);
     }