tree 6620437e5019924f9da7b1c9a6408cf4a113b3e5
parent aa836f7fa2ef359cf8ec1ef98d924f7971ba8352
author Ian Rogers <irogers@google.com> 1377047392 -0700
committer Ian Rogers <irogers@google.com> 1377047469 -0700

Switch JNI globals lock to reader-writer.

Also, verifier rejected classes lock. These locks show as contended during
dex2oat, however, they're commonly only read access is required.

Change-Id: If8bb834cc69cd8c26494c87fb7f7b20d4e41cdfd