function isMethodWhichHasThisArg(node) {
	return isSpecificMemberAccess(node, null, arrayMethodWithThisArgPattern);
}
Checks whether or not a node is a method which expects a function as a first argument, and `thisArg` as a second argument.
@param {ASTNode} node A node to check.
@returns {boolean} Whether or not the node is a method which expects a function as a first argument, and `thisArg` as a second argument.