Remove FileError interface

third_party/WebKit/Source/modules/filesystem/DOMFileSystemSync.cpp

 /*
  * Copyright (C) 2010 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 47 matching lines @@
 DOMFileSystemSync::DOMFileSystemSync(ExecutionContext* context, const String& name, FileSystemType type, const KURL& rootURL)
     : DOMFileSystemBase(context, name, type, rootURL)
     , m_rootEntry(DirectoryEntrySync::create(this, DOMFilePath::root))
 {
 }
 
 DOMFileSystemSync::~DOMFileSystemSync()
 {
 }
 
-void DOMFileSystemSync::reportError(ErrorCallback* errorCallback, FileError* fileError)
+void DOMFileSystemSync::reportError(ErrorCallbackBase* errorCallback, FileError::ErrorCode fileError)
 {
-    errorCallback->handleEvent(fileError);
+    errorCallback->invoke(fileError);
 }
 
 DirectoryEntrySync* DOMFileSystemSync::root()
 {
     return m_rootEntry.get();
 }
 
 namespace {
 
 class CreateFileHelper final : public AsyncFileSystemCallbacks {
@@ skipping 93 matching lines @@
     void handleEvent(FileWriterBase*) override
     {
     }
 
 private:
     ReceiveFileWriterCallback()
     {
     }
 };
 
-class LocalErrorCallback final : public ErrorCallback {
+class LocalErrorCallback final : public ErrorCallbackBase {
 public:
     static LocalErrorCallback* create(FileError::ErrorCode& errorCode)
     {
         return new LocalErrorCallback(errorCode);
     }
 
-    void handleEvent(FileError* error) override
+    void invoke(FileError::ErrorCode error) override
     {
-        ASSERT(error->code() != FileError::OK);
-        m_errorCode = error->code();
+        DCHECK_NE(error, FileError::OK);
+        m_errorCode = error;
     }
 
 private:
     explicit LocalErrorCallback(FileError::ErrorCode& errorCode)
         : m_errorCode(errorCode)
     {
     }
 
     FileError::ErrorCode& m_errorCode;
 };
@@ skipping 20 matching lines @@
     return fileWriter;
 }
 
 DEFINE_TRACE(DOMFileSystemSync)
 {
     DOMFileSystemBase::trace(visitor);
     visitor->trace(m_rootEntry);
 }
 
 } // namespace blink