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

Source/modules/cachestorage/InspectorCacheStorageAgent.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef InspectorCacheStorageAgent_h
 #define InspectorCacheStorageAgent_h
 
 #include "core/InspectorFrontend.h"
 #include "core/inspector/InspectorBaseAgent.h"
 #include "modules/ModulesExport.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 typedef String ErrorString;
 
 class MODULES_EXPORT InspectorCacheStorageAgent final : public InspectorBaseAgent<InspectorCacheStorageAgent, InspectorFrontend::CacheStorage>, public InspectorBackendDispatcher::CacheStorageCommandHandler {
     WTF_MAKE_NONCOPYABLE(InspectorCacheStorageAgent);
 
 public:
     static PassOwnPtrWillBeRawPtr<InspectorCacheStorageAgent> create()
     {
         return adoptPtrWillBeNoop(new InspectorCacheStorageAgent());
     }
 
-    virtual ~InspectorCacheStorageAgent();
+    ~InspectorCacheStorageAgent() override;
 
     DECLARE_VIRTUAL_TRACE();
 
-    virtual void requestCacheNames(ErrorString*, const String& securityOrigin, PassRefPtrWillBeRawPtr<RequestCacheNamesCallback>) override;
-    virtual void requestEntries(ErrorString*, const String& cacheId, int skipCount, int pageSize, PassRefPtrWillBeRawPtr<RequestEntriesCallback>) override;
-    virtual void deleteCache(ErrorString*, const String& cacheId, PassRefPtrWillBeRawPtr<DeleteCacheCallback>) override;
-    virtual void deleteEntry(ErrorString*, const String& cacheId, const String& request, PassRefPtrWillBeRawPtr<DeleteEntryCallback>) override;
+    void requestCacheNames(ErrorString*, const String& securityOrigin, PassRefPtrWillBeRawPtr<RequestCacheNamesCallback>) override;
+    void requestEntries(ErrorString*, const String& cacheId, int skipCount, int pageSize, PassRefPtrWillBeRawPtr<RequestEntriesCallback>) override;
+    void deleteCache(ErrorString*, const String& cacheId, PassRefPtrWillBeRawPtr<DeleteCacheCallback>) override;
+    void deleteEntry(ErrorString*, const String& cacheId, const String& request, PassRefPtrWillBeRawPtr<DeleteEntryCallback>) override;
 
 private:
     explicit InspectorCacheStorageAgent();
 };
 
 } // namespace blink
 
 #endif // InspectorCacheStorageAgent_h