diff --git a/go.sum b/go.sum
index 3c51e7b..5fb96b2 100644
--- a/go.sum
+++ b/go.sum
@@ -126,6 +126,8 @@
 github.com/aws/aws-sdk-go v1.30.21/go.mod h1:5zCpMtNQVjRREroY7sYe8lOMRSxkhG6MZveU8YkpAk0=
 github.com/aws/aws-sdk-go v1.30.22 h1:wImJ8jQrplgmxaTeUY7FrJFn4te/VtWq+mmmJ1TnWAg=
 github.com/aws/aws-sdk-go v1.30.22/go.mod h1:5zCpMtNQVjRREroY7sYe8lOMRSxkhG6MZveU8YkpAk0=
+github.com/aws/aws-sdk-go v1.30.23 h1:1Npeg2q6hicbrHoFu6MoeqZdcQf8187BI0VwKxEfLAY=
+github.com/aws/aws-sdk-go v1.30.23/go.mod h1:5zCpMtNQVjRREroY7sYe8lOMRSxkhG6MZveU8YkpAk0=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0 h1:HWo1m869IqiPhD389kmkxeTalrjNbbJTC8LXupb+sl0=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
@@ -730,6 +732,8 @@
 go.chromium.org/luci v0.0.0-20200507011831-6268d5c70562/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
 go.chromium.org/luci v0.0.0-20200508033456-d92e37c72a39 h1:8bVDcgbgWctCfYjQEdTri9+7d2ASnraE6N+9NVlMdsI=
 go.chromium.org/luci v0.0.0-20200508033456-d92e37c72a39/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
+go.chromium.org/luci v0.0.0-20200508231537-1719e4e808f9 h1:0tFhS/EHma0i31gaC8YOZJDE/V33NxdLT68jyqBsbrE=
+go.chromium.org/luci v0.0.0-20200508231537-1719e4e808f9/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=
@@ -766,6 +770,8 @@
 go.skia.org/infra v0.0.0-20200506175242-54a7277fb8ba/go.mod h1:6JuLy3GfEHbd0w7OY71clI/v95WahXNTUoIqoHzgz4E=
 go.skia.org/infra v0.0.0-20200507202525-244ffab1cfff h1:gFh9UAm+FIPtRaEoJJusKcZCRhSR1ivF53NnWhYgbO4=
 go.skia.org/infra v0.0.0-20200507202525-244ffab1cfff/go.mod h1:r7NNPvrakvWrvwjbahbnoAUe6ObgW+is42Jn5W/O3vs=
+go.skia.org/infra v0.0.0-20200508202611-ae56b6e7b85d h1:UoiDVtU7Myd5EOqce+Y1G4rIBpIHu0T2wskmy+P51ig=
+go.skia.org/infra v0.0.0-20200508202611-ae56b6e7b85d/go.mod h1:9u3I25Vzr4MQmaP3OGxU8H+pTmSF0XTznyrnejgZajE=
 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=
@@ -967,6 +973,8 @@
 golang.org/x/sys v0.0.0-20200501052902-10377860bb8e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200501145240-bc7a7d42d5c3 h1:5B6i6EAiSYyejWfvc5Rc9BbI3rzIsrrXfAQBWnYfn+w=
 golang.org/x/sys v0.0.0-20200501145240-bc7a7d42d5c3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200508214444-3aab700007d7 h1:EEDKzZsac90dOwDpumCaAWrqnvbzVPdlUH9lCZ1yExw=
+golang.org/x/sys v0.0.0-20200508214444-3aab700007d7/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=
@@ -1066,6 +1074,8 @@
 golang.org/x/tools v0.0.0-20200507033352-be0c89d0d3ec/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200507205054-480da3ebd79c h1:TDspWmUQsjdWzrHnd5imfaJSfhR4AO/R7kG++T2cONw=
 golang.org/x/tools v0.0.0-20200507205054-480da3ebd79c/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
+golang.org/x/tools v0.0.0-20200509030707-2212a7e161a5 h1:MeC2gMlMdkd67dn17MEby3rGXRxZtWeiRXOnISfTQ74=
+golang.org/x/tools v0.0.0-20200509030707-2212a7e161a5/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 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=