Fix to bottom bar behavior

Fix to bottom bar behavior

- Add a new extra for the bottom bar buttons
- Use the above to distinguish between old and new API calls so that
  all permutations of support lib and chrome versions work
- Add accesibility support for bottom bar
- Have the bottom bar pending intents sent back with the current url

BUG=573683
Committed: https://crrev.com/92d77538a86529ca35f9220bd3cd512cbea1f086
Cr-Commit-Position: refs/heads/master@{#369907}

[Yusuf, 2016-01-15 23:20:12]

yusufo@chromium.org changed reviewers:
+ tedchoc@chromium.org

[Ted C, 2016-01-15 23:28:05]

lgtm

https://codereview.chromium.org/1591053003/diff/1/chrome/android/java/src/org...
File
chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomButtonParams.java
(right):

https://codereview.chromium.org/1591053003/diff/1/chrome/android/java/src/org...
chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomButtonParams.java:142:
view.getResources().getDimensionPixelSize(
FYI, this will be wrong in multiwindow

[Yusuf, 2016-01-15 23:28:55]

The CQ bit was checked by yusufo@chromium.org

[commit-bot: I haz the power, 2016-01-15 23:29:20]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1591053003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1591053003/1

[Yusuf, 2016-01-16 00:17:49]

The CQ bit was checked by yusufo@chromium.org

[Yusuf, 2016-01-16 00:17:49]

The patchset sent to the CQ was uploaded after l-g-t-m from tedchoc@chromium.org
Link to the patchset: https://codereview.chromium.org/1591053003/#ps20001
(title: "Fixed test")

[commit-bot: I haz the power, 2016-01-16 00:18:33]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1591053003/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1591053003/20001

[commit-bot: I haz the power, 2016-01-16 01:22:43]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-01-16 01:24:01]

Description was changed from

==========
Fix to bottom bar behavior

- Add a new extra for the bottom bar buttons
- Use the above to distinguish between old and new API calls so that
  all permutations of support lib and chrome versions work
- Add accesibility support for bottom bar
- Have the bottom bar pending intents sent back with the current url

BUG=573683
==========

to

==========
Fix to bottom bar behavior

- Add a new extra for the bottom bar buttons
- Use the above to distinguish between old and new API calls so that
  all permutations of support lib and chrome versions work
- Add accesibility support for bottom bar
- Have the bottom bar pending intents sent back with the current url

BUG=573683

Committed: https://crrev.com/92d77538a86529ca35f9220bd3cd512cbea1f086
Cr-Commit-Position: refs/heads/master@{#369907}
==========

[commit-bot: I haz the power, 2016-01-16 01:24:03]

Patchset 2 (id:??) landed as
https://crrev.com/92d77538a86529ca35f9220bd3cd512cbea1f086
Cr-Commit-Position: refs/heads/master@{#369907}