* remove printing related things from chromium_src
* chore: add printing build flag and patch
* fix: include PrintingService on other platforms too
* fix: printing_handler is only needed on Windows
* fix: format BUILD.gn properly
* fix: rename printing build flag to avoid conflict with chromium
* fix: place previously missed printing calls behind build flag
* fix: accidentally renamed flag in patch file
* fix: don't include all printing strings
* fix: allow ShowItemInFolder and OpenItem to block, fixing a DCHECK crash
* fix: make things compile, some changes got lost while rebasing
* fix: remove rogue line from BUILD.gn
* chore: update patch description
* style: lint fix
* chore: use chromium printing buildflag, move node related stuff out of patch
* revert: remove ScopedAllowBlockingForTesting call
* fix: fix my rebase blooper
* fix: re-add header lost during rebase, update patch
* fix: add <map> include, tweak the patch a bit
* revert: remove rogue diff from patch
* fix: clean up after rebase
* [ci skip] refactor: create request context from network context
* [ci skip] refactor: subscribe to mojo cookiemanager for cookie changes
* [ci skip] refactor: manage the lifetime of custom URLRequestJobFactory
* refactor: use OOP mojo proxy resolver
* revert: add support for kIgnoreCertificateErrorsSPKIList
* build: provide service manifest overlays for content services
* chore: gn format
* fix: log-net-log switch not working as expected
* spec: verify proxy settings are respected from pac script with session.setProxy
* chore: use chrome constants where possible
* fix: initialize request context for global cert fetcher
* refactor: fix destruction of request context getters
* spec: use custom session for proxy tests
* fix: queue up additional stop callbacks while net log is being stopped
* fix: Add CHECK for cookie manager retrieval
* chore: add helper to retrieve logging state for net log module
* fix: ui::ResourceBundle::GetRawDataResourceForScale => GetRawDataResource
* style: comment unused parameters
* build: move //components/certificate_transparency deps from //brightray
* chore: update gritsettings_resource_ids patch
* chore: update api for chromium 68
* fix: net log instance is now a property of session
Ship pdf as dll library, electron only loads pdf.dll when calling print
API. In this way, the developer who don't need print feature can safe
remove the pdf.dll in saving their binary size.