* Initial changes to use crashpad for windows

* Remove crashpad patch

* Report error when failed to connect pipe

* Allow crashpad to communicate with named pipe

* Add patch to make crashpad named pipe work

* Windows also needs crashReporter on main process

* Call SetUnhandledExceptionFilter in node process

Node can also use crash reporter.

* Do not treat node process as browser process

* No more need to manually start crash service

* Use base::StringPrintf for better readbility

* Print error when pipe name not available

* Make sure pipe name is updated

Note that the crashpad may be started after renderer process gets
created.

* Fix some tests

* Update node

* Exclude crashpad files on Linux and MAS

* Fix lint warning

* Remove unused checks

* kCrashpadPipeName is only available on Windows

* Fix uploadToServer tests

* Fix extra params tests

* Fix getCrashesDirectory tests

* Run crashReporter tests on CI

* Style fixes

* Update crashreporter docs

* Rename InitBreakpad to Init

* Add comment for process_type_.empty() and UTF16ToASCII to UTF16ToUTF8.

* Update build.gn include crashpad headers

* Address comment https://github.com/electron/electron/pull/18483#discussion_r290887898

* Avoid using api::WebContents

* Put kRunAsNode in atom_constants

* Remove duplicate settings on upload params

* Fix building on macOS

* Update description for crashpad_pid_check.patch