Manifest was updated in CL 7debbbe19b158ea7377e229a17ec1d3d9d19d1b8
to point to Chromium LGKR CL 253526.
There are some API refactoring in base, which result in some code
changes in our packager source.
Change-Id: I52bf5a8a4f8fe0ebc566677efcd572332db8f618
We need a http communication library for license requests. HappyHTTP
is lightweight and cross platform. Compared to the url fetcher in
Chromium, it is simpler and easier to use, and it is much smaller.
The source is cloned from https://github.com/Zintinio/HappyHTTP/
SHA 7306b1606a09063ac38c264afe59f0ad0b441750.
Change-Id: I21b691452f3d7b5fea34c611012b252e2e3c9e15