Refactor for loops

Use range based for loops where possible.
Use & for local const variables.
Fix some whitespaces and QLatin1Chars.

Change-Id: I0e02062cf91e135edae27c4eae78fd70a3613805
Reviewed-by: Karsten Heimrich <karsten.heimrich@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/shared/fontpanel/fontpanel.cpp b/src/shared/fontpanel/fontpanel.cpp
index 3358d8722..55cb138bd 100644
--- a/src/shared/fontpanel/fontpanel.cpp
+++ b/src/shared/fontpanel/fontpanel.cpp
@@ -206,9 +206,9 @@ void FontPanel::updateFamily(const QString &family)
 {
     // Update styles and trigger update of point sizes.
     // Try to maintain selection or select normal
-    const QString oldStyleString = styleString();
+    const QString &oldStyleString = styleString();
 
-    const QStringList styles = m_fontDatabase.styles(family);
+    const QStringList &styles = m_fontDatabase.styles(family);
     const bool hasStyles = !styles.empty();
 
     m_styleComboBox->setCurrentIndex(-1);