The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/d5980418932d12bfa1f6884473247961d1e4151b

commit d5980418932d12bfa1f6884473247961d1e4151b
Author: scheib <scheib@chromium.org>
Date: Sat Aug 13 05:22:16 2016

bluetooth: android: Record GATT status codes UMA.

Android's API is underdocumented, and to help understand what errors
are actually being encountered in the wild we are adding UMA to capture
the error code values for results of GATT operations.

BUG= 602060 

Review-Url: https://codereview.chromium.org/2230703002
Cr-Commit-Position: refs/heads/master@{#411878}

[modify] https://crrev.com/d5980418932d12bfa1f6884473247961d1e4151b/device/bluetooth/android/java/src/org/chromium/device/bluetooth/ChromeBluetoothDevice.java
[modify] https://crrev.com/d5980418932d12bfa1f6884473247961d1e4151b/tools/metrics/histograms/histograms.xml

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/bb5db37f3f445deed9f005ac0a4d9fdee2d5a60c

commit bb5db37f3f445deed9f005ac0a4d9fdee2d5a60c
Author: scheib <scheib@chromium.org>
Date: Thu Sep 01 01:51:00 2016

bluetooth: android: Histograms updated to use histogram_suffixes

BUG= 602060 

Review-Url: https://codereview.chromium.org/2295063004
Cr-Commit-Position: refs/heads/master@{#415843}

[modify] https://crrev.com/bb5db37f3f445deed9f005ac0a4d9fdee2d5a60c/tools/metrics/histograms/histograms.xml