Remove unused documentation code snippets

Modules:
- Core
- Gui
- Widgets
- Open(Widgets)
- PrintSupport
- Sql
- Network
- Concurrent
- Testlib

Pick-to: 6.5
Change-Id: I63e58c01bec4bd162486020f0085227fdaa83b18
Reviewed-by: Ahmad Samir <a.samirh78@gmail.com>
Reviewed-by: Christian Ehrlicher <ch.ehrlicher@gmx.de>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

1 files changed, 0 insertions, 6 deletions

diff --git a/src/widgets/doc/snippets/splitter/splitter.cpp b/src/widgets/doc/snippets/splitter/splitter.cpp
index c3a36ba4c0..662ac30eda 100644
--- a/src/widgets/doc/snippets/splitter/splitter.cpp
+++ b/src/widgets/doc/snippets/splitter/splitter.cpp
@@ -37,11 +37,5 @@ int main()
 //! [2]
     }
 
-//! [3]
-    QListIterator<int> it(splitter->sizes());
-    while (it.hasNext())
-        processSize(it.next());
-//! [3]
-
     return 0;
 }