Remove FileError interface

third_party/WebKit/Source/modules/filesystem/DOMFileSystem.h

 /*
  * 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 46 matching lines @@
     static DOMFileSystem* create(ExecutionContext*, const String& name, FileSystemType, const KURL& rootURL);
 
     // Creates a new isolated file system for the given filesystemId.
     static DOMFileSystem* createIsolatedFileSystem(ExecutionContext*, const String& filesystemId);
 
     DirectoryEntry* root() const;
 
     // DOMFileSystemBase overrides.
     void addPendingCallbacks() override;
     void removePendingCallbacks() override;
-    void reportError(ErrorCallback*, FileError*) override;
+    void reportError(ErrorCallbackBase*, FileError::ErrorCode) override;
 
-    static void reportError(ExecutionContext*, ErrorCallback*, FileError*);
+    static void reportError(ExecutionContext*, ErrorCallbackBase*, FileError::ErrorCode);
 
     // ActiveScriptWrappable overrides.
     bool hasPendingActivity() const final;
 
-    void createWriter(const FileEntry*, FileWriterCallback*, ErrorCallback*);
-    void createFile(const FileEntry*, BlobCallback*, ErrorCallback*);
+    void createWriter(const FileEntry*, FileWriterCallback*, ErrorCallbackBase*);
+    void createFile(const FileEntry*, BlobCallback*, ErrorCallbackBase*);
 
     // Schedule a callback. This should not cross threads (should be called on the same context thread).
     static void scheduleCallback(ExecutionContext* executionContext, std::unique_ptr<ExecutionContextTask> task)
     {
         DCHECK(executionContext->isContextThread());
         executionContext->postTask(BLINK_FROM_HERE, std::move(task), taskNameForInstrumentation());
     }
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     DOMFileSystem(ExecutionContext*, const String& name, FileSystemType, const KURL& rootURL);
 
     static String taskNameForInstrumentation()
     {
         return "FileSystem";
     }
 
     int m_numberOfPendingCallbacks;
     Member<DirectoryEntry> m_rootEntry;
 };
 
 } // namespace blink
 
 #endif // DOMFileSystem_h