Fix ThrottlingURLLoader to set task runner on Binding<URLLoaderClient>.

Fix ThrottlingURLLoader to set task runner on Binding<URLLoaderClient>.

The recent change of massively removing CreateInterfaceAndBind() incorrectly set
the task runner on the URLLoaderClientPtr. This regressed loading performance.

BUG=729769
Review-Url: https://codereview.chromium.org/2925343003
Cr-Commit-Position: refs/heads/master@{#478440}
Committed: https://chromium.googlesource.com/chromium/src/+/511543cca3d300f35c0f1556cec42a95f634d1b9

[yzshen1, 2017-06-09 16:12:48]

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

[commit-bot: I haz the power, 2017-06-09 16:13:02]

Dry run: CQ is trying da patch.

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

[yzshen1, 2017-06-09 16:13:41]

yzshen@chromium.org changed reviewers:
+ jam@chromium.org

[yzshen1, 2017-06-09 16:13:42]

Hi, John.

Would you please take a look? Thanks!

[Ken Rockot(use gerrit already), 2017-06-09 16:37:51]

rockot@chromium.org changed reviewers:
+ rockot@chromium.org

[Ken Rockot(use gerrit already), 2017-06-09 16:37:51]

lgtm

[commit-bot: I haz the power, 2017-06-09 18:01:20]

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

[commit-bot: I haz the power, 2017-06-09 18:01:21]

Dry run: This issue passed the CQ dry run.

[jam, 2017-06-09 22:45:33]

lgtm

[yzshen1, 2017-06-09 22:46:25]

The CQ bit was checked by yzshen@chromium.org

[commit-bot: I haz the power, 2017-06-09 22:46:42]

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, 2017-06-09 22:50:57]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1497048385788280, "parent_rev":
"8503eaeb81154ce2d973779bbab68800d225927f", "commit_rev":
"511543cca3d300f35c0f1556cec42a95f634d1b9"}

[commit-bot: I haz the power, 2017-06-09 22:51:09]

Description was changed from

==========
Fix ThrottlingURLLoader to set task runner on Binding<URLLoaderClient>.

The recent change of massively removing CreateInterfaceAndBind() incorrectly set
the task runner on the URLLoaderClientPtr. This regressed loading performance.

BUG=729769
==========

to

==========
Fix ThrottlingURLLoader to set task runner on Binding<URLLoaderClient>.

The recent change of massively removing CreateInterfaceAndBind() incorrectly set
the task runner on the URLLoaderClientPtr. This regressed loading performance.

BUG=729769

Review-Url: https://codereview.chromium.org/2925343003
Cr-Commit-Position: refs/heads/master@{#478440}
Committed:
https://chromium.googlesource.com/chromium/src/+/511543cca3d300f35c0f1556cec4...
==========

[commit-bot: I haz the power, 2017-06-09 22:51:10]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/511543cca3d300f35c0f1556cec4...