Code reformatting for upcoming automated code changes.

Adding annotations to individual fields cannot be easily done when there
are two fields defined in a single statement. Put each definition in a
statement of its own.

See go/UnsupportedAppUsage for more context.

Bug: 110868826
Test: m
Change-Id: I7756185bdfdca15fa8f73ef4b76c4f70abcd8ea6