Update d3.js library to v5.16.0

Obtained via `wget https://unpkg.com/d3@5.16.0/` on corp network

Bug: 1136195
Change-Id: I786c7a1e6a21f84392d455d15feeba5011cf231d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2458847Reviewed-by: Chris Hamilton <chrisha@chromium.org>
Commit-Queue: Joon Ahn <joonbug@chromium.org>
Cr-Commit-Position: refs/heads/master@{#816634}

third_party/d3/README.chromium

 Name: d3
 Short Name: d3
 URL: https://github.com/d3/d3
-Version: 5.7.0
-CPEPrefix: cpe:/a:d3.js_project:d3.js:5.7.0::~~~node.js~~
-Date: Fri Aug 24 5:46 PM 2018 EDT
-Revision: e35d1f74f9337a2eee4aa704f38025621c8ae9d0
+Version: 5.16.0
+CPEPrefix: cpe:/a:d3.js_project:d3.js:5.16.0::~~~node.js~~
+Date: Mon Apr 20 1:58 PM 2020 EDT
+Revision: 7244e45e68af39c519f76667a03039d5b24dd453
 License: BSD 3-Clause
 License File: src/LICENSE
-Security Critical: No
+Security Critical: Yes
 License Android Compatible: Yes
 
 Description:

third_party/d3/src/README.md

@@ -6,10 +6,10 @@
 
 ## Resources
 
+* [Introduction](https://observablehq.com/@d3/learn-d3)
 * [API Reference](https://github.com/d3/d3/blob/master/API.md)
-* [Release Notes](https://github.com/d3/d3/releases)
-* [Gallery](https://github.com/d3/d3/wiki/Gallery)
-* [Examples](https://bl.ocks.org/mbostock)
+* [Releases](https://github.com/d3/d3/releases)
+* [Examples](https://observablehq.com/@d3/gallery)
 * [Wiki](https://github.com/d3/d3/wiki)
 
 ## Installing