Rollup merge of #64531 - taiki-e:pin-self, r=Centril
Rollup merge of #64531 - taiki-e:pin-self, r=Centril

Use shorthand syntax in the self parameter of methods of Pin

aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust