Updated dependencies and added avct/uasurfer (#8089)

* Updated dependencies and added avct/uasurfer

* Added uasurfer to NOTICE.txt

1 files changed, 21 insertions, 0 deletions

diff --git a/vendor/github.com/miekg/dns/vendor/golang.org/x/net/trace/trace_go17.go b/vendor/github.com/miekg/dns/vendor/golang.org/x/net/trace/trace_go17.go
new file mode 100644
index 000000000..df6e1fba7
--- /dev/null
+++ b/vendor/github.com/miekg/dns/vendor/golang.org/x/net/trace/trace_go17.go
@@ -0,0 +1,21 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build go1.7
+
+package trace
+
+import "context"
+
+// NewContext returns a copy of the parent context
+// and associates it with a Trace.
+func NewContext(ctx context.Context, tr Trace) context.Context {
+	return context.WithValue(ctx, contextKey, tr)
+}
+
+// FromContext returns the Trace bound to the context, if any.
+func FromContext(ctx context.Context) (tr Trace, ok bool) {
+	tr, ok = ctx.Value(contextKey).(Trace)
+	return
+}