Revert of DevTools: Protocol handler generator for content

Revert of DevTools: Protocol handler generator for content (patchset #29 id:560001 of https://codereview.chromium.org/508973003/)

Reason for revert:
Looks like this is causing inspector/timeline/timeline-auto-record.html layout test failures on the buildbots.

http://test-results.appspot.com/dashboards/flakiness_dashboard.html#master=ChromiumWebkit&tests=inspector/timeline/timeline-auto-record.html,inspector/tracing/timeline-auto-record.html,virtual/deferred/inspector/timeline/timeline-auto-record.html,virtual/deferred/inspector/tracing/timeline-auto-record.html,virtual/implsidepainting/inspector/timeline/timeline-auto-record.html,virtual/implsidepainting/inspector/tracing/timeline-auto-record.html

Original issue's description:
> DevTools: Protocol handler generator for content
>
> BUG=405566
>
> Committed: https://crrev.com/fa9990e750100c92ac9f53494b65a3174890487d
> Cr-Commit-Position: refs/heads/master@{#296694}

TBR=jochen@chromium.org,dgozman@chromium.org,pfeldman@chromium.org,yurys@chromium.org,vkuzkokov@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=405566
Committed: https://crrev.com/5831fb93d446c227efbdd0a1699bc36762e7c74d
Cr-Commit-Position: refs/heads/master@{#296703}

[Mads Ager (chromium), 2014-09-25 13:15:47]

Created Revert of DevTools: Protocol handler generator for content

[commit-bot: I haz the power, 2014-09-25 13:16:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/607503002/1

[commit-bot: I haz the power, 2014-09-25 13:16:56]

Committed patchset #1 (id:1) as 4a80097d9a0c7eb70c9b4af185920560ac990aea

[commit-bot: I haz the power, 2014-09-25 13:17:38]

Patchset 1 (id:??) landed as
https://crrev.com/5831fb93d446c227efbdd0a1699bc36762e7c74d
Cr-Commit-Position: refs/heads/master@{#296703}