Remove redefinitions of ExceptionCode.

third_party/WebKit/Source/modules/quota/StorageErrorCallback.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef StorageErrorCallback_h
 #define StorageErrorCallback_h
 
+#include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/ExecutionContextTask.h"
 #include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 
 namespace blink {
 
 class DOMError;
 
-typedef int ExceptionCode;
-
 class StorageErrorCallback
     : public GarbageCollectedFinalized<StorageErrorCallback> {
  public:
   virtual ~StorageErrorCallback() {}
   DEFINE_INLINE_VIRTUAL_TRACE() {}
   virtual void handleEvent(DOMError*) = 0;
 
   MODULES_EXPORT static std::unique_ptr<ExecutionContextTask>
   createSameThreadTask(StorageErrorCallback*, ExceptionCode);
 
  private:
   static void run(StorageErrorCallback*, ExceptionCode);
 };
 
 }  // namespace blink
 
 #endif  // StorageErrorCallback_h