Skip over in-progress builds.
Skip over in-progress builds.

Due to the annotator, step records may not exist for in-progress builds.

Review URL: https://chromiumcodereview.appspot.com/10892015

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@153939 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build