Remove unused ShouldBeTopLevel method
Remove unused ShouldBeTopLevel method

wallclockbuilder/goconvey,aquilax/goconvey,wallclockbuilder/goconvey,springning/goconvey,wallclockbuilder/convey,leeola/goconvey,leeola/goconvey,springning/goconvey,leeola/goconvey,aquilax/goconvey,yaoshipu/goconvey,aquilax/goconvey,zj8487/goconvey,zj8487/goconvey,springning/assertions,ansiz/goconvey,ansiz/goconvey,wallclockbuilder/goconvey,ansiz/goconvey,zj8487/goconvey,yaoshipu/goconvey,yaoshipu/goconvey,springning/goconvey,wallclockbuilder/assertions