Microsoft.Azure.Amqp.InternalBufferManager.PooledBufferManager.ChangeQuota C# (CSharp) Method

            void ChangeQuota(ref BufferPool bufferPool, int delta)
            {
                BufferPool oldBufferPool = bufferPool;
                int newLimit = oldBufferPool.Limit + delta;
                BufferPool newBufferPool = BufferPool.CreatePool(oldBufferPool.BufferSize, newLimit);
                for (int i = 0; i < newLimit; i++)
                {
                    byte[] buffer = oldBufferPool.Take();
                    if (buffer == null)
                    {
                        break;
                    }
                    newBufferPool.Return(buffer);
                    newBufferPool.IncrementCount();
                }
                this.remainingMemory -= oldBufferPool.BufferSize * delta;
                bufferPool = newBufferPool;
            }