go/ast: add missing handling of SendStmt to ast.Walk

R=adg
CC=golang-dev
https://golang.org/cl/4044048

diff --git a/src/pkg/go/ast/walk.go b/src/pkg/go/ast/walk.go
index d90c7893639f1eabc19a832008bb6bf315f99e35..a77f8ee5e07e382e1ffa583bc3b4213cb719f4bf 100644 (file)
--- a/src/pkg/go/ast/walk.go
+++ b/src/pkg/go/ast/walk.go
@@ -195,6 +195,10 @@ func Walk(v Visitor, node Node) {
        case *ExprStmt:
                Walk(v, n.X)
 
+       case *SendStmt:
+               Walk(v, n.Chan)
+               Walk(v, n.Value)
+
        case *IncDecStmt:
                Walk(v, n.X)