sources: Fully initialize structs

Some of our declarations only initialize part of a struct or value, use
an empty initializer statement to fully initialize them. For some with
non-default values, make sure the other values in the struct are
populated.

Change-Id: Ieee9126267ad318fde071a231aa33bb52501b15f
Signed-off-by: William A. Kennington III <wak@google.com>
2 files changed