Disable PPAPI NaCl tests that are flaky on Mac ASan.

Disable PPAPI NaCl tests that are flaky on Mac ASan.

There seem to be many tests lately that have started to flake.

BUG=437411, 437408
TBR=dmichael@chromium.org

Committed: https://crrev.com/b3a1c096dd357c70c3dd807efb452e5e72f2a923
Cr-Commit-Position: refs/heads/master@{#321203}

[kjellander_chromium, 2015-03-18 15:40:49]

The CQ bit was checked by kjellander@chromium.org

[commit-bot: I haz the power, 2015-03-18 15:41:05]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1012143003/1

[dmichael (off chromium), 2015-03-18 15:53:20]

lgtm

[commit-bot: I haz the power, 2015-03-18 16:18:03]

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

[commit-bot: I haz the power, 2015-03-18 16:18:03]

Try jobs failed on following builders:
  win8_chromium_rel on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win8_chromium_rel...)

[kjellander_chromium, 2015-03-18 19:58:23]

The CQ bit was checked by kjellander@chromium.org

[kjellander_chromium, 2015-03-18 19:58:24]

The patchset sent to the CQ was uploaded after l-g-t-m from
dmichael@chromium.org
Link to the patchset: https://codereview.chromium.org/1012143003/#ps20001
(title: "Fixed macro redefinition error")

[commit-bot: I haz the power, 2015-03-18 19:58:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1012143003/20001

[commit-bot: I haz the power, 2015-03-18 21:14:24]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-03-18 21:15:57]

Patchset 2 (id:??) landed as
https://crrev.com/b3a1c096dd357c70c3dd807efb452e5e72f2a923
Cr-Commit-Position: refs/heads/master@{#321203}