Inline Function refactoring places function's body into the body of its caller(s). You have the option to:
inline all occurrences of the function, and delete the function
inline only a single occurrence, and retain the function
Inline all invocations and remove the function
Select this option to replace all the method calls with its code and remove the function.
Inline this invocations only and keep the function
Select this option to replace only the current function call.
Click this button to see the expected changes prior to actually performing the refactoring.
Click this button to perform the refactoring right away.