tree 8b6d629a5f1e08c86b3d9e48d0ff4692222d54f5
parent 4fe9663f4cbec9da63a691af1815c1a31c79cacd
author Joe Tsai <joetsai@digital-static.net> 1558500165 -0400
committer Joe Tsai <joetsai@digital-static.net> 1558549683 +0000

reflect/prototype: initial commit

Add the prototype package which provides constructors for
protoreflect.{Enum,Message,Extension}Type.

Switch all usages of the internal/prototype equivalent to the new package.
Switch all custom implementions of {Enum,Message}Type to the new package.

Change-Id: Ia9dae6fed4f2b90e55c123627044a7faf098c4b1
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/178438
Reviewed-by: Damien Neil <dneil@google.com>