ipn/localapi: rename /profile to /pprof

Avoids name collision with profiles for user switching.

Signed-off-by: Mihai Parparita <mihai@tailscale.com>

ipn/localapi/pprof.go

@@ -0,0 +1,29 @@
+// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !ios && !android && !js
+
+// We don't include it on mobile where we're more memory constrained and
+// there's no CLI to get at the results anyway.
+
+package localapi
+
+import (
+	"net/http"
+	"net/http/pprof"
+)
+
+func init() {
+	servePprofFunc = servePprof
+}
+
+func servePprof(w http.ResponseWriter, r *http.Request) {
+	name := r.FormValue("name")
+	switch name {
+	case "profile":
+		pprof.Profile(w, r)
+	default:
+		pprof.Handler(name).ServeHTTP(w, r)
+	}
+}