Jaikumar Ganesh 03cd78cf5e Convert return type of APIs from Set to List.
Most of the time it will either be empty or have 1 device.
Using list makes it much a better API and since its supported
by the AIDL format, the code becomes much nicer.

Change-Id: I5a2508b33ba754fc8cc738409d658e1235aaf2cf
2010-10-22 11:36:27 -07:00
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