WebAssembly: add stack trace test

WebAssembly: add stack trace test

The test currently only shows the JavaScript stack frames, I'll then add
support for interleaved WebAssembly stack frames and update the test.

R=titzer@chromium.org

Committed: https://crrev.com/ad6b8542a87fa8f38b9bc01c5e58561d21cbb54f
Cr-Commit-Position: refs/heads/master@{#33742}

[titzer, 2016-02-04 16:01:31]

lgtm

[JF, 2016-02-04 16:03:39]

The CQ bit was checked by jfb@chromium.org

[commit-bot: I haz the power, 2016-02-04 16:03:42]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1661383002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1661383002/1

[commit-bot: I haz the power, 2016-02-04 16:25:04]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-02-04 16:25:33]

Description was changed from

==========
WebAssembly: add stack trace test

The test currently only shows the JavaScript stack frames, I'll then add
support for interleaved WebAssembly stack frames and update the test.

R=titzer@chromium.org
==========

to

==========
WebAssembly: add stack trace test

The test currently only shows the JavaScript stack frames, I'll then add
support for interleaved WebAssembly stack frames and update the test.

R=titzer@chromium.org

Committed: https://crrev.com/ad6b8542a87fa8f38b9bc01c5e58561d21cbb54f
Cr-Commit-Position: refs/heads/master@{#33742}
==========

[commit-bot: I haz the power, 2016-02-04 16:25:33]

Patchset 1 (id:??) landed as
https://crrev.com/ad6b8542a87fa8f38b9bc01c5e58561d21cbb54f
Cr-Commit-Position: refs/heads/master@{#33742}