[DevTools] Make inspector-protocol tests work with messages passed as objects.

[DevTools] Make inspector-protocol tests work with messages passed as objects.

This mirrors the real inspector frontend logic,
where we already get objects instead of strings.

BUG=none

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=179619

[dgozman, 2014-08-06 09:29:09]

Take a look please.

[vsevik, 2014-08-06 09:29:44]

lgtm

[commit-bot: I haz the power, 2014-08-06 09:31:22]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/dgozman@chromium.org/444883004/1

[commit-bot: I haz the power, 2014-08-06 12:15:16]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  linux_blink_dbg on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/linux_blink_dbg/builds/2...)

[commit-bot: I haz the power, 2014-08-06 12:41:39]

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

[commit-bot: I haz the power, 2014-08-06 12:41:40]

Try jobs failed on following builders:
  linux_blink_dbg on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/linux_blink_dbg/builds/2...)

[dgozman, 2014-08-06 12:49:47]

The CQ bit was checked by dgozman@chromium.org

[commit-bot: I haz the power, 2014-08-06 12:50:11]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/dgozman@chromium.org/444883004/1

[commit-bot: I haz the power, 2014-08-06 14:07:02]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  linux_blink_dbg on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/linux_blink_dbg/builds/2...)

[commit-bot: I haz the power, 2014-08-06 15:20:55]

Change committed as 179619