It could be real or not but from my thinking No! because in that story it talks about this bird that was so friendly that it helped the girl in the book find the key and the door to go to the secret...
hold on I'll get my book... ok here it is: "...In short, if I want to eat the chocolate I must keep writing. "What an awful, awful choice! On the one side, I renounce the chocolate, stay healthy and...
The conflict is that Colin is ill and can't go into the secret garden. Even though he gets everything he wants, he feels as if he cannot demand to enter the garden.