Inline the QPropertyBindingPrivatePtr destructor

In many cases, it only derefs and does nothing else. Inline the fast
code path.

Change-Id: Ib605c385c1683f7833f7189c84d6cf4eb5b0e59e
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
(cherry picked from commit eda4c29eb26dab32e22040bdda0b9b9109b1408b)
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>

1 files changed, 6 insertions, 1 deletions

diff --git a/src/corelib/kernel/qpropertyprivate.h b/src/corelib/kernel/qpropertyprivate.h
index 91d9e56d2f..10bf4ca828 100644
--- a/src/corelib/kernel/qpropertyprivate.h
+++ b/src/corelib/kernel/qpropertyprivate.h
@@ -85,7 +85,12 @@ public:
     T *take() noexcept { T *x = d; d = nullptr; return x; }
 
     QPropertyBindingPrivatePtr() noexcept : d(nullptr) { }
-    Q_CORE_EXPORT ~QPropertyBindingPrivatePtr();
+    ~QPropertyBindingPrivatePtr()
+    {
+        if (d && (--d->ref == 0))
+            destroyAndFreeMemory();
+    }
+    Q_CORE_EXPORT void destroyAndFreeMemory();
 
     explicit QPropertyBindingPrivatePtr(T *data) noexcept : d(data) { if (d) d->addRef(); }
     QPropertyBindingPrivatePtr(const QPropertyBindingPrivatePtr &o) noexcept