perf: remove /trend

It has been superseded by /dashboard, so let's remove it to keep things
simple.

For golang/go#48803.

Change-Id: I5b7ca91c72ee8f7bcfe762fdcd7400a619611058
Reviewed-on: https://go-review.googlesource.com/c/build/+/414474
TryBot-Result: Gopher Robot <[email protected]>
Run-TryBot: Michael Pratt <[email protected]>
Reviewed-by: Austin Clements <[email protected]>

Author: prattmic

go.mod

@@ -13,7 +13,6 @@ require (
 	contrib.go.opencensus.io/exporter/stackdriver v0.13.5
 	github.com/GoogleCloudPlatform/cloudsql-proxy v0.0.0-20190129172621-c8b1d7a94ddf
 	github.com/NYTimes/gziphandler v1.1.1
-	github.com/aclements/go-gg v0.0.0-20170118225347-6dbb4e4fefb0
 	github.com/aws/aws-sdk-go v1.30.15
 	github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625
 	github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f
@@ -84,11 +83,6 @@ require (
 	github.com/go-pdf/fpdf v0.5.0 // indirect
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
 	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
-	github.com/gonum/blas v0.0.0-20181208220705-f22b278b28ac // indirect
-	github.com/gonum/floats v0.0.0-20181209220543-c233463c7e82 // indirect
-	github.com/gonum/internal v0.0.0-20181124074243-f884aa714029 // indirect
-	github.com/gonum/lapack v0.0.0-20181123203213-e4cdc5a0bff9 // indirect
-	github.com/gonum/matrix v0.0.0-20181209220409-c518dec07be9 // indirect
 	github.com/google/go-querystring v1.0.0 // indirect
 	github.com/hashicorp/errwrap v1.0.0 // indirect
 	github.com/hashicorp/go-multierror v1.1.0 // indirect

go.sum

@@ -104,7 +104,6 @@ github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAE
 github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
 github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
 github.com/VividCortex/gohistogram v1.0.0/go.mod h1:Pf5mBqqDxYaXu3hDrrU+w6nw50o/4+TcAqDqk/vUH7g=
-github.com/aclements/go-gg v0.0.0-20170118225347-6dbb4e4fefb0 h1:E5Dzlk3akC+T2Zj1LBHgfPK1y8YWgLDnNDRmG+tpSKw=
 github.com/aclements/go-gg v0.0.0-20170118225347-6dbb4e4fefb0/go.mod h1:55qNq4vcpkIuHowELi5C8e+1yUHtoLoOUR9QU5j7Tes=
 github.com/aclements/go-moremath v0.0.0-20210112150236-f10218a38794 h1:xlwdaKcTNVW4PtpQb8aKA4Pjy0CdJHEqvFbAnvR5m2g=
 github.com/aclements/go-moremath v0.0.0-20210112150236-f10218a38794/go.mod h1:7e+I0LQFUI9AXWxOfsQROs9xPhoJtbsyWcjJqDd4KPY=
@@ -179,7 +178,6 @@ github.com/cenkalti/backoff v2.2.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QH
 github.com/cenkalti/backoff/v4 v4.0.2/go.mod h1:eEew/i+1Q6OrCDZh3WiXYv3+nJwBASZ8Bog/87DQnVg=
 github.com/census-instrumentation/opencensus-proto v0.2.1 h1:glEXhBS5PSLLv4IXzLA5yPRVX4bilULVyxxbrfOtDAk=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
-github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cespare/xxhash/v2 v2.1.1 h1:6MnRN8NT7+YBpUIWxHtefFZOKTAPgGjpQSxqLNn0+qY=
@@ -379,15 +377,10 @@ github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8l
 github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/golangci/lint-1 v0.0.0-20181222135242-d2cdd8c08219/go.mod h1:/X8TswGSh1pIozq4ZwCfxS0WA5JGXguxk94ar/4c87Y=
-github.com/gonum/blas v0.0.0-20181208220705-f22b278b28ac h1:Q0Jsdxl5jbxouNs1TQYt0gxesYMU4VXRbsTlgDloZ50=
 github.com/gonum/blas v0.0.0-20181208220705-f22b278b28ac/go.mod h1:P32wAyui1PQ58Oce/KYkOqQv8cVw1zAapXOl+dRFGbc=
-github.com/gonum/floats v0.0.0-20181209220543-c233463c7e82 h1:EvokxLQsaaQjcWVWSV38221VAK7qc2zhaO17bKys/18=
 github.com/gonum/floats v0.0.0-20181209220543-c233463c7e82/go.mod h1:PxC8OnwL11+aosOB5+iEPoV3picfs8tUpkVd0pDo+Kg=
-github.com/gonum/internal v0.0.0-20181124074243-f884aa714029 h1:8jtTdc+Nfj9AR+0soOeia9UZSvYBvETVHZrugUowJ7M=
 github.com/gonum/internal v0.0.0-20181124074243-f884aa714029/go.mod h1:Pu4dmpkhSyOzRwuXkOgAvijx4o+4YMUJJo9OvPYMkks=
-github.com/gonum/lapack v0.0.0-20181123203213-e4cdc5a0bff9 h1:7qnwS9+oeSiOIsiUMajT+0R7HR6hw5NegnKPmn/94oI=
 github.com/gonum/lapack v0.0.0-20181123203213-e4cdc5a0bff9/go.mod h1:XA3DeT6rxh2EAE789SSiSJNqxPaC0aE9J8NTOI0Jo/A=
-github.com/gonum/matrix v0.0.0-20181209220409-c518dec07be9 h1:V2IgdyerlBa/MxaEFRbV5juy/C3MGdj4ePi+g6ePIp4=
 github.com/gonum/matrix v0.0.0-20181209220409-c518dec07be9/go.mod h1:0EXg4mc1CNP0HCqCz+K4ts155PXIlUywf0wqN+GfPZw=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=

perf/app/app.go

@@ -54,7 +54,6 @@ func (a *App) RegisterOnMux(mux *http.ServeMux) {
 	mux.HandleFunc("/", a.index)
 	mux.HandleFunc("/search", a.search)
 	mux.HandleFunc("/compare", a.compare)
-	mux.HandleFunc("/trend", a.trend)
 	mux.HandleFunc("/cron/syncinflux", a.syncInflux)
 	mux.HandleFunc("/healthz", a.healthz)
 	a.dashboardRegisterOnMux(mux)