Address test slowness with Cache Storage match()/matchAll() tests

Address test slowness with Cache Storage match()/matchAll() tests

The test cases initially ran in parallel, but the web-platform-tests'
promise_test() switched to running cases serially for predictability,
which made these tests with many cases and lots of setup time out.

* Split up the match() and matchAll() tests into separate files
* Do the pre-population of the caches (within each test) in parallel

BUG=508984
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=200754

[jsbell, 2015-08-14 16:01:01]

jsbell@chromium.org changed reviewers:
+ nhiroki@chromium.org
- asanka@chromium.org

[jsbell, 2015-08-14 16:01:21]

nhiroki@, jkarlin@ - please take a look?

[jsbell, 2015-08-14 16:01:22]

nhiroki@, jkarlin@ - please take a look?

[jkarlin, 2015-08-14 16:18:39]

lgtm

[jsbell, 2015-08-14 16:45:11]

The CQ bit was checked by jsbell@chromium.org

[commit-bot: I haz the power, 2015-08-14 16:45:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1295573002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1295573002/1

[commit-bot: I haz the power, 2015-08-14 18:01:04]

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

[commit-bot: I haz the power, 2015-08-14 18:01:04]

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

[jsbell, 2015-08-14 18:25:58]

The CQ bit was checked by jsbell@chromium.org

[commit-bot: I haz the power, 2015-08-14 18:26:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1295573002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1295573002/1

[commit-bot: I haz the power, 2015-08-14 20:20:30]

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

[commit-bot: I haz the power, 2015-08-14 20:20:31]

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

[jsbell, 2015-08-14 20:21:31]

The CQ bit was checked by jsbell@chromium.org

[commit-bot: I haz the power, 2015-08-14 20:21:39]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1295573002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1295573002/1

[commit-bot: I haz the power, 2015-08-14 21:50:48]

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

[commit-bot: I haz the power, 2015-08-14 21:50:49]

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

[jsbell, 2015-08-18 20:05:47]

The CQ bit was checked by jsbell@chromium.org

[commit-bot: I haz the power, 2015-08-18 20:06:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1295573002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1295573002/1

[commit-bot: I haz the power, 2015-08-18 21:18:41]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=200754