Fix file descriptor leaks in linux CrashGenerationServer

Fix file descriptor leaks in linux CrashGenerationServer

R=ted.mielczarek@gmail.com

Committed: https://chromium.googlesource.com/breakpad/breakpad/+/8652b9eaedac24ea801f03f587a80a3d90da50e2

[Yu Xiaolei, 2015-05-25 01:22:46]

dreifachstein@gmail.com changed reviewers:
+ ted.mielczarek@gmail.com

[Ted Mielczarek, 2015-06-25 16:53:53]

lgtm

[Yu Xiaolei, 2015-07-06 05:15:50]

The CQ bit was checked by dreifachstein@gmail.com

[Yu Xiaolei, 2015-07-06 05:15:51]

The CQ bit was unchecked by dreifachstein@gmail.com

[Yu Xiaolei, 2015-07-06 05:15:56]

The CQ bit was unchecked by dreifachstein@gmail.com

[Yu Xiaolei, 2015-07-06 14:47:48]

The CQ bit was checked by dreifachstein@gmail.com

[commit-bot: I haz the power, 2015-07-06 14:52:02]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-07-06 14:52:09]

Commit queue rejected this change because it did not recognize the base URL.
Please commit your change manually.

[vapier, 2015-11-11 06:12:24]

Committed patchset #1 (id:1) manually as
8652b9eaedac24ea801f03f587a80a3d90da50e2 (presubmit successful).