Disabling this test and assigning to mek@ for further triaging.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/634456e618af165e76064e9216f404855faa3536

commit 634456e618af165e76064e9216f404855faa3536
Author: Guido Urdaneta <guidou@chromium.org>
Date: Wed Oct 19 13:05:32 2016

Disable flaky ExtensionApiTest.TabsNoPermissions on Linux.

BUG=657376
TBR=mek@chromium.org

Review URL: https://codereview.chromium.org/2433953002 .

Cr-Commit-Position: refs/heads/master@{#426169}

[modify] https://crrev.com/634456e618af165e76064e9216f404855faa3536/chrome/browser/extensions/extension_tabs_apitest.cc

Will investigate this for flakiness.