f77c7e1bf5
Fix include order to respect the Coding Conventions.
Add needed includes to avoid Transitive includes.
Remove uneeded classes.
Remove QT_{BEGIN,END}_NAMESPACE because these are private Qt macros that
should not be used in the examples.
Task-number: QTBUG-117064
Pick-to: 6.6 6.5
Change-Id: Ie98d4fbddb18d5578e2651bdb4850527ff984582
Reviewed-by: Ivan Solovev <ivan.solovev@qt.io>
These examples demonstrate IPC support in Qt. Documentation for these examples can be found via the Examples link in the main Qt documentation.