am ed67cd79: am d801ea90: am 2fb1789c: am 66a4ccc4: am df9a6dff: am 48ee66d2: am ece98e5f: Merge "Fix checkbuild targets, remove unittest_enum_mulitplejava_nano.proto."

* commit 'ed67cd79c6deb58ba287a45753b076bed3a817c5':