[test] Fix redirect problem for downloading test data on windows.

[test] Fix redirect problem for downloading test data on windows.

BUG=v8:4254
LOG=n
NOTRY=true
NOPRESUBMIT=true
NOTREECHECKS=true
TBR=jkummerow@chromium.org

Committed: https://crrev.com/e7330a644f9ea382244ecfadd245c50ffeb6f782
Cr-Commit-Position: refs/heads/master@{#29510}

[Michael Achenbach, 2015-07-07 09:45:25]

machenbach@chromium.org changed reviewers:
+ jkummerow@chromium.org, tandrii@chromium.org

[Michael Achenbach, 2015-07-07 09:45:50]

PTAL

[Jakob Kummerow, 2015-07-07 10:27:21]

Aren't workarounds awesome... LGTM.

[Michael Achenbach, 2015-07-07 10:35:14]

The CQ bit was checked by machenbach@chromium.org

[Michael Achenbach, 2015-07-07 10:35:15]

The patchset sent to the CQ was uploaded after l-g-t-m from
jkummerow@chromium.org
Link to the patchset: https://codereview.chromium.org/1219013007/#ps60001
(title: "Print")

[commit-bot: I haz the power, 2015-07-07 10:35:20]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1219013007/60001

[commit-bot: I haz the power, 2015-07-07 10:35:32]

Committed patchset #4 (id:60001)

[commit-bot: I haz the power, 2015-07-07 10:35:42]

Patchset 4 (id:??) landed as
https://crrev.com/e7330a644f9ea382244ecfadd245c50ffeb6f782
Cr-Commit-Position: refs/heads/master@{#29510}

[tandrii(chromium), 2015-07-10 21:11:58]

lgtm