https://github.com/couchbase/sync_gateway/issues/492
This list shows the current base import paths, and their new equivalents.
code.google.com/p/go.benchmarks -> golang.org/x/benchmarks
code.google.com/p/go.blog -> golang.org/x/blog
code.google.com/p/go.crypto -> golang.org/x/crypto
code.google.com/p/go.exp -> golang.org/x/exp
code.google.com/p/go.image -> golang.org/x/image
code.google.com/p/go.mobile -> golang.org/x/mobile
code.google.com/p/go.net -> golang.org/x/net
code.google.com/p/go.sys -> golang.org/x/sys
code.google.com/p/go.talks -> golang.org/x/talks
code.google.com/p/go.text -> golang.org/x/text
code.google.com/p/go.tools -> golang.org/x/tools
原文：http://www.cnblogs.com/jvava/p/4944608.html