micro optimizations

use an inlined version of isValid() everywhere;
don't detach where is non required;
get rid of extra checks where possible

Merge-request: 1343
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@nokia.com>

1 files changed, 0 insertions, 3 deletions

diff --git a/src/gui/text/qrawfont.h b/src/gui/text/qrawfont.h
index 1edbf4a56e..cf7799661e 100644
--- a/src/gui/text/qrawfont.h
+++ b/src/gui/text/qrawfont.h
@@ -135,9 +135,6 @@ public:
 
 private:
     friend class QRawFontPrivate;
-
-    void detach();
-
     QExplicitlySharedDataPointer<QRawFontPrivate> d;
 };