Use Webpack in Android dependency visualization

A webpack config has been added, allowing us to serve the project
locally for development and also build it for distribution. CDN-based
dependencies have been removed in favor of using Webpack to bundle local
ones from NPM.

Bug: 1093962
Change-Id: I5a802449ff1d497c72417fb77b8c502e8af0a419
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2293214
Commit-Queue: James Long <yjlong@google.com>
Reviewed-by: Mohamed Heikal <mheikal@chromium.org>
Reviewed-by: Samuel Huang <huangs@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#788342}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 46fc1f1367646cee6411ded59721171d2eb97024
12 files changed