am c5912acc: Merge "Disable the access unit timeout temporarily while a seek operation is in progress." into gingerbread

Merge commit 'c5912acc04226a8f9377d1aad50de8d3f883854c' into gingerbread-plus-aosp

* commit 'c5912acc04226a8f9377d1aad50de8d3f883854c':
  Disable the access unit timeout temporarily while a seek operation is in progress.