Add GetPostData and ID to headless::Request plus fix GetFrameTreeNodeId

Adds a helper to retrieve any PostData.  Also adds a unique request ID.
Finally fixes GetFrameTreeNodeId for browser initiated fetches.

BUG=546953
Review-Url: https://codereview.chromium.org/2822473002
Cr-Commit-Position: refs/heads/master@{#465298}
Committed: https://chromium.googlesource.com/chromium/src/+/74500bd4d32d826311be745333f5b338b68bf63b

[alex clarke (OOO till 29th), 2017-04-13 15:22:28]

The CQ bit was checked by alexclarke@chromium.org to run a CQ dry run

[alex clarke (OOO till 29th), 2017-04-13 15:22:40]

alexclarke@chromium.org changed reviewers:
+ skyostil@chromium.org

[alex clarke (OOO till 29th), 2017-04-13 15:22:40]

PTAL

[commit-bot: I haz the power, 2017-04-13 15:22:58]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-04-13 15:49:08]

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

[commit-bot: I haz the power, 2017-04-13 15:49:08]

Dry run: This issue passed the CQ dry run.

[alex clarke (OOO till 29th), 2017-04-18 09:46:20]

The CQ bit was checked by alexclarke@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-04-18 09:46:32]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[alex clarke (OOO till 29th), 2017-04-18 09:48:52]

Description was changed from

==========
Add a GetPostData helper to headless::Request

BUG=546953
==========

to

==========
Adds a helper to retrieve any PostData.  Also adds a unique request ID.
Finally fixes GetFrameTreeNodeId for browser initiated fetches.

BUG=546953
==========

[alex clarke (OOO till 29th), 2017-04-18 10:00:03]

The CQ bit was checked by alexclarke@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-04-18 10:00:23]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-04-18 10:25:44]

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

[commit-bot: I haz the power, 2017-04-18 10:25:45]

Dry run: This issue passed the CQ dry run.

[Sami, 2017-04-18 18:09:40]

lgtm

[alex clarke (OOO till 29th), 2017-04-18 18:33:41]

The CQ bit was checked by alexclarke@chromium.org

[commit-bot: I haz the power, 2017-04-18 18:34:32]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-04-18 18:45:43]

CQ is committing da patch.

Bot data: {"patchset_id": 40001, "attempt_start_ts": 1492540421480070,
"parent_rev": "f5a8d41cbf131789e350f1680a7c4787460252ad", "commit_rev":
"383454ee69ea0032bf2b6948234bd7cb0443246a"}

[commit-bot: I haz the power, 2017-04-18 18:46:00]

CQ is committing da patch.

Bot data: {"patchset_id": 40001, "attempt_start_ts": 1492540421480070,
"parent_rev": "7292ea96c65f517a2ed5b2c4355614baa095a160", "commit_rev":
"74500bd4d32d826311be745333f5b338b68bf63b"}

[commit-bot: I haz the power, 2017-04-18 18:46:09]

Description was changed from

==========
Adds a helper to retrieve any PostData.  Also adds a unique request ID.
Finally fixes GetFrameTreeNodeId for browser initiated fetches.

BUG=546953
==========

to

==========
Adds a helper to retrieve any PostData.  Also adds a unique request ID.
Finally fixes GetFrameTreeNodeId for browser initiated fetches.

BUG=546953

Review-Url: https://codereview.chromium.org/2822473002
Cr-Commit-Position: refs/heads/master@{#465298}
Committed:
https://chromium.googlesource.com/chromium/src/+/74500bd4d32d826311be745333f5...
==========

[commit-bot: I haz the power, 2017-04-18 18:46:13]

Committed patchset #3 (id:40001) as
https://chromium.googlesource.com/chromium/src/+/74500bd4d32d826311be745333f5...