Extract method for _mark_plugins_for_rewrite
Extract method for _mark_plugins_for_rewrite

MichaelAquilina/pytest,markshao/pytest,txomon/pytest,davidszotten/pytest,The-Compiler/pytest,pytest-dev/pytest,The-Compiler/pytest,rmfitzpatrick/pytest,tareqalayan/pytest,alfredodeza/pytest,flub/pytest,nicoddemus/pytest,pfctdayelise/pytest,nicoddemus/pytest,ddboline/pytest,RonnyPfannschmidt/pytest,hackebrot/pytest,tomviner/pytest,tomviner/pytest,Akasurde/pytest