Retry flaky tests on Safari.

_Temporarily_ retry failing browser tests on Safari, because versions 6.2 and 7.1 are flaky on dart2js output.

Add support for macos 10.9 to buildbot scripts.

BUG=dartbug.com/21434
R=ricow@google.com

Committed: https://code.google.com/p/dart/source/detail?r=41394

[Bill Hesse, 2014-10-29 12:28:23]

whesse@google.com changed reviewers:
+ ricow@google.com

[ricow1, 2014-10-29 12:30:36]

lgtm

https://codereview.chromium.org/687213002/diff/1/tools/bots/compiler.py
File tools/bots/compiler.py (right):

https://codereview.chromium.org/687213002/diff/1/tools/bots/compiler.py#newco...
tools/bots/compiler.py:29:
r'dart2js-(ie9|ie10|ie11|ff|safari|chrome|chromeOnAndroid|safarimobilesim|opera|drt)-(win7|win8|mac10\.7|mac10\.8|mac10\.9|linux)(-(all|html))?(-(csp))?(-(\d+)-(\d+))?')
delete 10.7?

[Bill Hesse, 2014-10-29 12:54:23]

Added the retry to this CL.

[ricow1, 2014-10-29 12:57:12]

https://codereview.chromium.org/687213002/diff/2/tools/testing/dart/test_runn...
File tools/testing/dart/test_runner.dart (right):

https://codereview.chromium.org/687213002/diff/2/tools/testing/dart/test_runn...
tools/testing/dart/test_runner.dart:2611: (command.displayName == 'dartium' ||
command.browser == 'safari')) {
command.displayName?

[Bill Hesse, 2014-10-29 13:02:59]

On 2014/10/29 12:57:12, ricow1 wrote:
>
https://codereview.chromium.org/687213002/diff/2/tools/testing/dart/test_runn...
> File tools/testing/dart/test_runner.dart (right):
> 
>
https://codereview.chromium.org/687213002/diff/2/tools/testing/dart/test_runn...
> tools/testing/dart/test_runner.dart:2611: (command.displayName == 'dartium' ||
> command.browser == 'safari')) {
> command.displayName?

No, browser is more exactly what we want.  It is what is used to choose the
browser in actual execution.
In the constructor of a BrowserTestCommand, both are set to the same value.  So
switched the dartium test to command.browser.

[Bill Hesse, 2014-10-29 13:07:18]

Committed patchset #3 (id:30001) manually as 41394 (presubmit successful).