tree 8e07631c9725db5efd75db4a4dfe5847c6124ac0
parent 7cc19b78d562895b13596ddce7aafb59dd789318
author matloob@google.com <matloob@golang.org> 1463686631 -0400
committer matloob@google.com <matloob@golang.org> 1463686631 -0400

proto: clean up proto API for extensions

Methods that manipulate protos with extensions will now take
proto.Message instead of the internal extendableProto interface.

A ClearExtensions method is added to clear all extensions on protos.