Simplify Attr code in XPathUtil

Simplify Attr code in XPathUtil

Now that Attr never has childen, a Text node can't have an Attr parent,
and so the condition would always return true.

BUG=305105
R=tkent@chromium.org

Committed: https://crrev.com/8d286e5590f772923dcb884be3c7d7613a97d638
Cr-Commit-Position: refs/heads/master@{#419490}

[foolip, 2016-09-16 23:06:40]

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

[commit-bot: I haz the power, 2016-09-16 23:07:07]

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, 2016-09-16 23:11:19]

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

[commit-bot: I haz the power, 2016-09-16 23:11:20]

Dry run: Try jobs failed on following builders:
  android_compile_dbg on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_comp...)
  android_n5x_swarming_rel on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_n5x_...)
  cast_shell_android on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/cast_shell_a...)
  linux_android_rel_ng on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)
  cast_shell_linux on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/cast_shell_linu...)
  linux_chromium_chromeos_compile_dbg_ng on master.tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_ozone_rel_ng on master.tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_compile_dbg_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[tkent, 2016-09-18 21:24:07]

lgtm

[foolip, 2016-09-19 14:21:00]

The CQ bit was checked by foolip@chromium.org

[foolip, 2016-09-19 14:21:01]

The patchset sent to the CQ was uploaded after l-g-t-m from tkent@chromium.org
Link to the patchset: https://codereview.chromium.org/2342163004/#ps20001
(title: "rebase")

[commit-bot: I haz the power, 2016-09-19 14:21:20]

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, 2016-09-19 17:15:23]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-09-19 17:18:50]

Description was changed from

==========
Simplify Attr code in XPathUtil

Now that Attr never has childen, a Text node can't have an Attr parent,
and so the condition would always return true.

BUG=305105
R=tkent@chromium.org
==========

to

==========
Simplify Attr code in XPathUtil

Now that Attr never has childen, a Text node can't have an Attr parent,
and so the condition would always return true.

BUG=305105
R=tkent@chromium.org

Committed: https://crrev.com/8d286e5590f772923dcb884be3c7d7613a97d638
Cr-Commit-Position: refs/heads/master@{#419490}
==========

[commit-bot: I haz the power, 2016-09-19 17:18:51]

Patchset 2 (id:??) landed as
https://crrev.com/8d286e5590f772923dcb884be3c7d7613a97d638
Cr-Commit-Position: refs/heads/master@{#419490}