The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/5697152d0632f1924b5150132ea5d4d1ebb59752

commit 5697152d0632f1924b5150132ea5d4d1ebb59752
Author: xingliu <xingliu@chromium.org>
Date: Fri May 19 02:16:37 2017

Parallelizable download metrics.

Add average bandwidth, download time, and file size metrics for
parallelizable downloads.

Also add some suffixes to categorize these 3 metrics with file size.

BUG= 723139 

Review-Url: https://codereview.chromium.org/2885793004
Cr-Commit-Position: refs/heads/master@{#473033}

[modify] https://crrev.com/5697152d0632f1924b5150132ea5d4d1ebb59752/content/browser/download/download_stats.cc
[modify] https://crrev.com/5697152d0632f1924b5150132ea5d4d1ebb59752/content/browser/download/download_stats.h
[add] https://crrev.com/5697152d0632f1924b5150132ea5d4d1ebb59752/content/browser/download/download_stats_unittest.cc
[modify] https://crrev.com/5697152d0632f1924b5150132ea5d4d1ebb59752/content/test/BUILD.gn
[modify] https://crrev.com/5697152d0632f1924b5150132ea5d4d1ebb59752/tools/metrics/histograms/histograms.xml

Please tag with applicable OSs.  Thanks!

Your change meets the bar and is auto-approved for M59. Please go ahead and merge the CL to branch 3071 manually. Please contact milestone owner if you have questions.
Owners: amineer@(Android), cmasso@(iOS), gkihumba@(ChromeOS), Abdul Syed@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

Thanks!

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/4d3913edfbdcbdf7235b37a02df4a3ed8c5e2891

commit 4d3913edfbdcbdf7235b37a02df4a3ed8c5e2891
Author: Xing Liu <xingliu@chromium.org>
Date: Fri May 19 18:03:52 2017

Parallelizable download metrics.

Add average bandwidth, download time, and file size metrics for
parallelizable downloads.

Also add some suffixes to categorize these 3 metrics with file size.

BUG= 723139 

Review-Url: https://codereview.chromium.org/2885793004
Cr-Original-Commit-Position: refs/heads/master@{#473033}
Review-Url: https://codereview.chromium.org/2894833004 .
Cr-Commit-Position: refs/branch-heads/3071@{#634}
Cr-Branched-From: a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}

[modify] https://crrev.com/4d3913edfbdcbdf7235b37a02df4a3ed8c5e2891/content/browser/download/download_stats.cc
[modify] https://crrev.com/4d3913edfbdcbdf7235b37a02df4a3ed8c5e2891/content/browser/download/download_stats.h
[add] https://crrev.com/4d3913edfbdcbdf7235b37a02df4a3ed8c5e2891/content/browser/download/download_stats_unittest.cc
[modify] https://crrev.com/4d3913edfbdcbdf7235b37a02df4a3ed8c5e2891/content/test/BUILD.gn
[modify] https://crrev.com/4d3913edfbdcbdf7235b37a02df4a3ed8c5e2891/tools/metrics/histograms/histograms.xml