PendingScript: Unify watching_for_load_ with client_.

PendingScript: Unify watching_for_load_ with client_.

A client is "watching for load" iff it is the client of the PendingScript.
These variables are trivially redundant, and so it's simpler to just hold one.

BUG=591558
Review-Url: https://codereview.chromium.org/2840663004
Cr-Commit-Position: refs/heads/master@{#467105}
Committed: https://chromium.googlesource.com/chromium/src/+/e0e2dc3f7bd8b62483c2c4b8f1739158a1b05c79

[jbroman, 2017-04-25 19:02:46]

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

[commit-bot: I haz the power, 2017-04-25 19:03:43]

Dry run: CQ is trying da patch.

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

[jbroman, 2017-04-25 19:04:30]

jbroman@chromium.org changed reviewers:
+ hiroshige@chromium.org

[jbroman, 2017-04-25 19:04:30]

Split off from https://codereview.chromium.org/2828193003, as requested. Unifies
"watching for load" and "has a client" concepts, since they are equivalent.

This should be pretty trivial.

[hiroshige, 2017-04-25 19:36:53]

lgtm

[jbroman, 2017-04-25 19:43:25]

The CQ bit was unchecked by jbroman@chromium.org

[jbroman, 2017-04-25 19:43:26]

The CQ bit was checked by jbroman@chromium.org

[commit-bot: I haz the power, 2017-04-25 19:43:50]

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, 2017-04-25 20:52:59]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1493149406488960, "parent_rev":
"f70b2eb9fb89130c5d8c9bdc91fc98b7e07964ad", "commit_rev":
"e0e2dc3f7bd8b62483c2c4b8f1739158a1b05c79"}

[commit-bot: I haz the power, 2017-04-25 20:53:15]

Description was changed from

==========
PendingScript: Unify watching_for_load_ with client_.

A client is "watching for load" iff it is the client of the PendingScript.
These variables are trivially redundant, and so it's simpler to just hold one.

BUG=591558
==========

to

==========
PendingScript: Unify watching_for_load_ with client_.

A client is "watching for load" iff it is the client of the PendingScript.
These variables are trivially redundant, and so it's simpler to just hold one.

BUG=591558

Review-Url: https://codereview.chromium.org/2840663004
Cr-Commit-Position: refs/heads/master@{#467105}
Committed:
https://chromium.googlesource.com/chromium/src/+/e0e2dc3f7bd8b62483c2c4b8f173...
==========

[commit-bot: I haz the power, 2017-04-25 20:53:16]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/e0e2dc3f7bd8b62483c2c4b8f173...