Dave Sparks db6cc0ba71 Use local lock for most MediaMetadataRetriever methods. Bug 2560834.
MediaMetadataRetriever uses a single static lock for all operations.
This effectively serializes all metadata retrieval operations in a
single process. This patch uses the object level lock for all normal
operations and only uses the static lock to serialize calls to
release.

Change-Id: I81c9f234c2f0007a26d18e1398c709b41a4dbbd7
2010-04-01 18:08:22 -07:00
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