net/http: test max request body size against both HTTP/1 and HTTP/2
net/http: test max request body size against both HTTP/1 and HTTP/2

Change-Id: I009eaa52d03f1c3af33a6e884332f41c7cf48edd
Reviewed-on: https://go-review.googlesource.com/17427
Reviewed-by: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>
Run-TryBot: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>

ImJasonH/go,vanloswang/go,polyverse-security/go,roth1002/go,codestation/go,roth1002/go,sndnvaps/go,miolini/go,deft-code/go,ImJasonH/go,linux-on-ibm-z/go,goodlang/good,cyberroadie/go,cloudflare/go,momchil-velikov/go,vanloswang/go,odeke-em/go,cloudflare/go,fjballest/golang,nawawi/go,ImJasonH/go,miolini/go,Samurais/go,theif519/go,golang/go,ganboing/go-esx,vanloswang/go,suncycheng/go,codestation/go,binarycrusader/go,derekmarcotte/go,vsekhar/elastic-go,cloudflare/go,linux-on-ibm-z/go,Cofyc/go,theif519/go,ImJasonH/go,ganboing/go-esx,goodlang/good,cyberroadie/go,vanloswang/go,deft-code/go,golang/go,josharian/go,vsekhar/elastic-go,christopher-henderson/Go,polyverse-security/go,odeke-em/go,golang/go,nawawi/go,binarycrusader/go,derekmarcotte/go,odeke-em/go,sndnvaps/go,josharian/go,momchil-velikov/go,linux-on-ibm-z/go,miolini/go,momchil-velikov/go,goodlang/good,odeke-em/go,josharian/go,Samurais/go,ganboing/go-esx,odeke-em/go,roth1002/go,binarycrusader/go,cyberroadie/go,Cofyc/go,binarycrusader/go,kim-racktop/go,Samurais/go,suncycheng/go,ganboing/go-esx,Endika/go,cyberroadie/go,roth1002/go,kim-racktop/go,mwhudson/go,ImJasonH/go,fjballest/golang,akutz/go,Samurais/go,cloudflare/go,suncycheng/go,polyverse-security/go,ganboing/go-esx,derekmarcotte/go,suncycheng/go,suncycheng/go,theif519/go,miolini/go,theif519/go,nawawi/go,4ad/go,fjballest/golang,codestation/go,roth1002/go,binarycrusader/go,akutz/go,CAFxX/go,Samurais/go,ganboing/go-esx,nawawi/go,derekmarcotte/go,Endika/go,4ad/go,Cofyc/go,codestation/go,sndnvaps/go,sndnvaps/go,mwhudson/go,vanloswang/go,Endika/go,akutz/go,mwhudson/go,golang/go,deft-code/go,codestation/go,josharian/go,vsekhar/elastic-go,polyverse-security/go,momchil-velikov/go,miolini/go,polyverse-security/go,vsekhar/elastic-go,josharian/go,Endika/go,ImJasonH/go,nawawi/go,miolini/go,suncycheng/go,Cofyc/go,derekmarcotte/go,codestation/go,deft-code/go,josharian/go,sndnvaps/go,ImJasonH/go,akutz/go,roth1002/go,mwhudson/go,CAFxX/go,theif519/go,goodlang/good,derekmarcotte/go,Cofyc/go,akutz/go,4ad/go,akutz/go,Samurais/go,vanloswang/go,fjballest/golang,CAFxX/go,golang/go,josharian/go,kim-racktop/go,mwhudson/go,4ad/go,mwhudson/go,Samurais/go,odeke-em/go,odeke-em/go,vsekhar/elastic-go,CAFxX/go,deft-code/go,akutz/go,odeke-em/go,ganboing/go-esx,fjballest/golang,CAFxX/go,mwhudson/go,sndnvaps/go,linux-on-ibm-z/go,vsekhar/elastic-go,momchil-velikov/go,deft-code/go,vanloswang/go,CAFxX/go,vsekhar/elastic-go,fjballest/golang,ImJasonH/go,momchil-velikov/go,Cofyc/go,linux-on-ibm-z/go,cyberroadie/go,vsekhar/elastic-go,suncycheng/go,theif519/go,goodlang/good,suncycheng/go,josharian/go,kim-racktop/go,cyberroadie/go,4ad/go,sndnvaps/go,goodlang/good,linux-on-ibm-z/go,cloudflare/go,polyverse-security/go,cloudflare/go,goodlang/good,binarycrusader/go,codestation/go,golang/go,Endika/go,4ad/go,Cofyc/go,deft-code/go,binarycrusader/go,momchil-velikov/go,theif519/go,4ad/go,Endika/go,ganboing/go-esx,momchil-velikov/go,vanloswang/go,nawawi/go,kim-racktop/go,mwhudson/go,fjballest/golang,Cofyc/go,fjballest/golang,goodlang/good,nawawi/go,Endika/go,polyverse-security/go,cyberroadie/go,derekmarcotte/go,CAFxX/go,cyberroadie/go,sndnvaps/go,deft-code/go,kim-racktop/go,golang/go,polyverse-security/go,linux-on-ibm-z/go,linux-on-ibm-z/go,miolini/go,codestation/go,Samurais/go,roth1002/go,theif519/go,derekmarcotte/go,roth1002/go,Endika/go,nawawi/go,golang/go,miolini/go,akutz/go,kim-racktop/go,kim-racktop/go,cloudflare/go,4ad/go,binarycrusader/go,cloudflare/go,CAFxX/go