Revert of DevTools: [console] Logged promise rejections do not change state once handled

Revert of DevTools: [console] Logged promise rejections do not change state once handled (patchset #13 id:240001 of https://codereview.chromium.org/1095943002/)

Reason for revert:
The following tests were made leaky due to this change:
virtual/slimmingpaint/fast/css/fontfaceset-add-remove-while-loading.html
inspector/console/console-revoke-error.html
inspector/console/console-uncaught-promise.html
inspector/sources/debugger/debugger-uncaught-promise-on-pause.html
inspector/sources/debugger/debugger-pause-on-promise-rejection.html
fast/css/fontfaceset-add-remove-while-loading.html
http/tests/serviceworker/fetch-request-resources.html
http/tests/fetch/window/fetch-base-https-other-https.html
http/tests/fetch/window/fetch.html
inspector-enabled/console/console-uncaught-promise-no-inspector.html
web-animations-api/player-finished-promise.html
web-animations-api/player-ready-promise.html

http://build.chromium.org/p/chromium.webkit/builders/WebKit%20Linux%20Leak/builds/10612

Confirmed with manual bisect.

Original issue's description:
> DevTools: [console] Logged promise rejections do not change state once handled
> 
> BUG=477557
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=194136

TBR=dgozman@chromium.org,sergeyv@chromium.org,kozyatinskiy@chromium.org,pfeldman@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=477557
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=194264

[alancutter (OOO until 2018), 2015-04-23 05:08:48]

Created Revert of DevTools: [console] Logged promise rejections do not change
state once handled

[alancutter (OOO until 2018), 2015-04-23 05:17:50]

The CQ bit was checked by alancutter@chromium.org

[pfeldman, 2015-04-23 05:17:58]

Could you suppress it and file a bug? I'll follow up shortly.

[commit-bot: I haz the power, 2015-04-23 05:18:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1090583005/280001

[commit-bot: I haz the power, 2015-04-23 05:18:42]

Committed patchset #2 (id:280001) as
https://src.chromium.org/viewvc/blink?view=rev&revision=194264