Replace some LOGs with PLOGs

PLOG automatically appends an error message appropriate
for errno, so use it when logging errors after operations
that would set errno meaningfully.

BUG=None
TEST=None

Change-Id: I63549e149bd699469293e5a7f0e48efa9e388162
Reviewed-on: https://gerrit.chromium.org/gerrit/57213
Reviewed-by: Chris Masone <[email protected]>
Tested-by: Chris Masone <[email protected]>
Commit-Queue: Chris Masone <[email protected]>
1 file changed