analysis: Allow SegementStoreContentProvider to accept Collection<ISegment>

analysis: Allow SegementStoreContentProvider to accept Collection<ISegment>

This will allow easier testing.  This also would also make the code easier to
re-use by removing part of the dependencies on segments.

Change-Id: I3d77a647306cae0c496ce894f5d326ddf1fd4e3b
Signed-off-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Reviewed-on: https://git.eclipse.org/r/62031
Reviewed-by: Hudson CI
Reviewed-by: Bernd Hufmann <bernd.hufmann@ericsson.com>
Tested-by: Bernd Hufmann <bernd.hufmann@ericsson.com>