Describe the process of integrating a BLoC pattern in a large-scale Flutter application for state management.

Integrating the BLoC pattern in a large-scale Flutter application involves utilizing the 'flutter_bloc' package. BLoC (Business Logic Component) is a design pattern that helps manage the state in a clean and scalable way. The 'flutter_bloc' package provides tools and conventions for implementing BLoC in Flutter applications, making it easier to handle complex state management requirements in a maintainable manner. Understanding the role of 'flutter_bloc' is crucial for developing robust and scalable Flutter applications.