The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/a785f4d3f4aa3ec90b8702ae9f23189af8f3b0bc

commit a785f4d3f4aa3ec90b8702ae9f23189af8f3b0bc
Author: Yuke Liao <liaoyuke@chromium.org>
Date: Tue Feb 13 21:41:35 2018

[Coverage] Improve format of generated code coverage reports.

This CL responds to: https://reviews.llvm.org/rL323892

Specifically, this CL makes the following changes:
1. Coverage numbers are aligned to the left and padded with spaces.
2. Table headings now use bold text.
3. Name of the total row is changed from "TOTALS" to "Totals".

Here is a screenshot of an example report:
https://drive.google.com/open?id=1oNN_WVU7g1o2ORTkQh4uhNEVCkwqf_c-

Bug:  800016 

Change-Id: I1ff22e58e11bb804e1c96513bb259fa1756501fa
Reviewed-on: https://chromium-review.googlesource.com/915186
Reviewed-by: Abhishek Arya <inferno@chromium.org>
Commit-Queue: Yuke Liao <liaoyuke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#536488}
[modify] https://crrev.com/a785f4d3f4aa3ec90b8702ae9f23189af8f3b0bc/tools/code_coverage/coverage.py
[modify] https://crrev.com/a785f4d3f4aa3ec90b8702ae9f23189af8f3b0bc/tools/code_coverage/html_templates/table.html