Revert "[Button] Calling commonMDCButtonInit from init. (#1501)"
Revert "[Button] Calling commonMDCButtonInit from init. (#1501)"

This reverts commit 6217edab9e7eba9d5da5fee531211e09f2a2bda2.

brianjmoore/material-components-ios,samnm/material-components-ios,samnm/material-components-ios,willlarche/material-components-ios,sigito/material-components-ios,Eccelor/material-components-ios,sigito/material-components-ios,brianjmoore/material-components-ios,material-components/material-components-ios,material-components/material-components-ios,Eccelor/material-components-ios,samnm/material-components-ios,material-components/material-components-ios,Eccelor/material-components-ios,sigito/material-components-ios,material-components/material-components-ios,Eccelor/material-components-ios,willlarche/material-components-ios,randallli/material-components-ios,samnm/material-components-ios,randallli/material-components-ios,randallli/material-components-ios,Eccelor/material-components-ios,brianjmoore/material-components-ios,willlarche/material-components-ios,material-components/material-components-ios,brianjmoore/material-components-ios,sigito/material-components-ios,samnm/material-components-ios,randallli/material-components-ios,willlarche/material-components-ios,brianjmoore/material-components-ios,randallli/material-components-ios,sigito/material-components-ios,willlarche/material-components-ios,randallli/material-components-ios