Bug 550971 - DiagnosticView always expands itself

Provide an API by which clients may customize the action performed
on updates from the validation result service.  The default
implementation is as previously.

Change-Id: I12e3d92fc922e8ffef4c5c7faf897f14d6072680
Signed-off-by: Christian W. Damus <give.a.damus@gmail.com>
1 file changed