tree 63b009d08165c02ddc3ff62f8acf210dd274deae
parent ba55c623cbc8e4a1ea9b191b223e0d9c4de4dfea
author Colin Cross <ccross@android.com> 1484802748 -0800
committer Colin Cross <ccross@android.com> 1484802748 -0800

Don't pass empty arguments to ninja

Passing an empty argument in argv to ninja results in an error:
ninja: error: empty path

Don't add jarg to the argument list if it is empty.

Bug: 34392351
Test: m -j
Change-Id: I39c8998c79b09835650628e1413ae7625cdbc555