diff --git a/go.sum b/go.sum
index 2d9d48b..9681cd1 100644
--- a/go.sum
+++ b/go.sum
@@ -380,6 +380,8 @@
 github.com/google/go-cmp v0.4.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.0 h1:/QaMHBdZ26BB3SSst0Iwl10Epc+xhTquomWX0oZEB6w=
 github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.1 h1:JFrFEBb2xKufg6XkJsJr+WbKb4FQlURi5RUcBveYu9k=
+github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-github v17.0.0+incompatible h1:N0LgJ1j65A7kfXrZnUDaYCs/Sf4rEjNlfyDHW9dolSY=
 github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
 github.com/google/go-github/v29 v29.0.3 h1:IktKCTwU//aFHnpA+2SLIi7Oo9uhAzgsdZNbcAqhgdc=
@@ -558,6 +560,8 @@
 github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQLJ+jE2L00=
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 github.com/kisielk/errcheck v1.3.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
+github.com/kisielk/errcheck v1.4.0 h1:ueN6QYA+c7eDQo7ebpNdYR8mUJZThiGz9PEoJEMGPzA=
+github.com/kisielk/errcheck v1.4.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
@@ -774,6 +778,8 @@
 github.com/skia-dev/go2ts v1.3.2 h1:ilwpMf2M8xxZCmElFf5x7WI7pokKqZiYxQkQ2oqYHWE=
 github.com/skia-dev/go2ts v1.3.2/go.mod h1:pE59J8wf5IHSMtPhH8PmWq5ZTLt6p1Ih+4ODd9fkGXk=
 github.com/skia-dev/go2ts v1.3.3/go.mod h1:pE59J8wf5IHSMtPhH8PmWq5ZTLt6p1Ih+4ODd9fkGXk=
+github.com/skia-dev/go2ts v1.3.4 h1:xlgs+2aM2APE5U2NP+OFByIZzZooPKir+iVpIHD5CD0=
+github.com/skia-dev/go2ts v1.3.4/go.mod h1:pE59J8wf5IHSMtPhH8PmWq5ZTLt6p1Ih+4ODd9fkGXk=
 github.com/skia-dev/google-api-go-client v0.10.1-0.20200109184256-16c3d6f408b2 h1:Id5JdSD66PKQQiiVFG1VXDVCT5U3DcDzJSReXRxKRLk=
 github.com/skia-dev/google-api-go-client v0.10.1-0.20200109184256-16c3d6f408b2/go.mod h1:N0iTzjbw95ZVfOL7wVngmVXE2kG0NP+LYlq3QMwf9Qo=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
@@ -818,6 +824,8 @@
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.2.0 h1:Hbg2NidpLE8veEBkEZTL3CvlkUIVzuU9jDplZO54c48=
 github.com/stretchr/objx v0.2.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoHMkEqE=
+github.com/stretchr/objx v0.3.0 h1:NGXK3lHquSN08v5vWalVI/L8XU9hdzE/G6xsrze47As=
+github.com/stretchr/objx v0.3.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoHMkEqE=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
@@ -988,6 +996,8 @@
 go.chromium.org/luci v0.0.0-20200710031956-d56ed9f378f9/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
 go.chromium.org/luci v0.0.0-20200714005733-7a755727d74d h1:TH4+2BCUKRB7GJyqvgjLYy0YwHz4YZGN1fJzMONQCsY=
 go.chromium.org/luci v0.0.0-20200714005733-7a755727d74d/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
+go.chromium.org/luci v0.0.0-20200722014439-1109d0aded30 h1:/l8Ed1BLOAolzbODCsHgGl0wY+5CaKZI9uPkZK7/9s8=
+go.chromium.org/luci v0.0.0-20200722014439-1109d0aded30/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
 go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.mongodb.org/mongo-driver v1.1.0/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM=
 go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
@@ -1104,6 +1114,8 @@
 go.skia.org/infra v0.0.0-20200713190753-d1daff06b038/go.mod h1:zfu28RupR3UvPnglFAlYuzRZmGay+YZkOhGaNYj5gXw=
 go.skia.org/infra v0.0.0-20200716131439-4244d8caa80b h1:fll+xjSjHku+Cw3L/d2S27Hx1wZENQKm8pU+ZdNJjWU=
 go.skia.org/infra v0.0.0-20200716131439-4244d8caa80b/go.mod h1:9W+GA25bm1ATJJudXnD5w5Eef8H5ZOMeyvoMvpDO+pM=
+go.skia.org/infra v0.0.0-20200720192647-60abe5858d25 h1:g1oy4+IZkt9pwoSAJy5kLvKuRiQ8XytsfyMmRj585DE=
+go.skia.org/infra v0.0.0-20200720192647-60abe5858d25/go.mod h1:tWlEE4kQzt/95Kp1siIyhRePuV4z3fLGYyrtn8ZwrfM=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
@@ -1365,6 +1377,8 @@
 golang.org/x/sys v0.0.0-20200622214017-ed371f2e16b4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae h1:Ih9Yo4hSPImZOpfGuA4bR/ORKTAbhZo2AbWNRCnevdo=
 golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200720211630-cb9d2d5c5666 h1:gVCS+QOncANNPlmlO1AhlU3oxs4V9z+gTtPwIk3p2N8=
+golang.org/x/sys v0.0.0-20200720211630-cb9d2d5c5666/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.0.0-20160726164857-2910a502d2bf/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -1543,6 +1557,8 @@
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 golang.org/x/tools v0.0.0-20200713235242-6acd2ab80ede h1:ItmFoZpZfJTYGsnON6247QuXEOKiKLBpieGcAgweGsk=
 golang.org/x/tools v0.0.0-20200713235242-6acd2ab80ede/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200721223218-6123e77877b2 h1:kxDWg8KNMtpGjI/XVKGgOtSljTnVg/PrjhS8+0pxjLE=
+golang.org/x/tools v0.0.0-20200721223218-6123e77877b2/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/xerrors v0.0.0-20190410155217-1f06c39b4373/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20190513163551-3ee3066db522/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -1708,6 +1724,8 @@
 google.golang.org/genproto v0.0.0-20200709005830-7a2ca40e9dc3/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
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+google.golang.org/genproto v0.0.0-20200722002428-88e341933a54 h1:ASrBgpl9XvkNTP0m39/j18mid7aoF21npu2ioIBxYnY=
+google.golang.org/genproto v0.0.0-20200722002428-88e341933a54/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
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