概要
// ☓ AssetDatabase.RenameAsset ( "Assets/Textures/hoge.png", "Assets/Textures/fuga.png" ); // ○ AssetDatabase.RenameAsset ( "Assets/Textures/hoge.png", "fuga" );
// ☓ AssetDatabase.RenameAsset ( "Assets/Textures/hoge.png", "Assets/Textures/fuga.png" ); // ○ AssetDatabase.RenameAsset ( "Assets/Textures/hoge.png", "fuga" );