[gjs: 7/7] Merge branch 'iwyu-job' into 'master'

[Philip Chimento <pchimento src gnome org>]

commit d0d87770c7bcacda5423a086353f1322fc7ac903
Merge: 4ebe2227 a1e3fd58
Author: Philip Chimento <philip chimento gmail com>
Date:   Wed Jun 3 23:18:25 2020 +0000

    Merge branch 'iwyu-job' into 'master'
    
    Add include-what-you-use CI job
    
    See merge request GNOME/gjs!449

 .gitlab-ci.yml        | 18 ++++++++++
 gjs/importer.cpp      |  3 --
 tools/process_iwyu.py |  7 +++-
 tools/run_iwyu.sh     | 95 ++++++++++++++++++++++++++++++++++-----------------
 4 files changed, 88 insertions(+), 35 deletions(-)
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