Update Chromium

This pulls in the following changes:

* 79e2dad9 [Backport] Skip deleted object files in POSIX base::debug::StackTrace
* 3779b31a Fix hunspell::NodeReader::affix_id_for_leaf bounds check

Change-Id: Ib8e9925e66c9730016141c09c32453b6aaaa5186
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>