net/http: update docs on Request.Proto, ProtoMajor, ProtoMinor

Change-Id: I4a6928b4674b6aaab3611cad7526347923a0015f
Reviewed-on: https://go-review.googlesource.com/18153
Reviewed-by: Ian Lance Taylor <iant@golang.org>

diff --git a/src/net/http/request.go b/src/net/http/request.go
index d1793c75d7bfdd830cc5bd0dfc0cda5d53c9afc9..71ba27ed272a1f6fef37b31ca65483dfe572e15b 100644 (file)
--- a/src/net/http/request.go
+++ b/src/net/http/request.go
@@ -90,8 +90,11 @@ type Request struct {
        // request.
        URL *url.URL
 
-       // The protocol version for incoming requests.
-       // Client requests always use HTTP/1.1.
+       // The protocol version for incoming server requests.
+       //
+       // For client requests these fields are ignored. The HTTP
+       // transport code uses either HTTP/1.1 or HTTP/2.0 by default,
+       // depending on what the server supports.
        Proto      string // "HTTP/1.0"
        ProtoMajor int    // 1
        ProtoMinor int    // 0