4 files changed, 15 insertions, 14 deletions
diff --git a/src/qml/qml/ftw/qqmlthread.cpp b/src/qml/qml/ftw/qqmlthread.cpp
index 78b477b472..96313d7627 100644
--- a/src/qml/qml/ftw/qqmlthread.cpp
+++ b/src/qml/qml/ftw/qqmlthread.cpp
@@ -57,6 +57,7 @@ public:
 
     void run() override;
 
+    inline QMutex &mutex() { return _mutex; }
     inline void lock() { _mutex.lock(); }
     inline void unlock() { _mutex.unlock(); }
     inline void wait() { _wait.wait(&_mutex); }
@@ -263,6 +264,11 @@ bool QQmlThread::isShutdown() const
     return d->m_shutdown;
 }
 
+QMutex &QQmlThread::mutex()
+{
+    return d->mutex();
+}
+
 void QQmlThread::lock()
 {
     d->lock();
diff --git a/src/qml/qml/ftw/qqmlthread_p.h b/src/qml/qml/ftw/qqmlthread_p.h
index 0ed12a2972..b5c580fe8b 100644
--- a/src/qml/qml/ftw/qqmlthread_p.h
+++ b/src/qml/qml/ftw/qqmlthread_p.h
@@ -59,6 +59,7 @@
 QT_BEGIN_NAMESPACE
 
 class QThread;
+class QMutex;
 
 class QQmlThreadPrivate;
 class QQmlThread
@@ -71,6 +72,7 @@ public:
     void shutdown();
     bool isShutdown() const;
 
+    QMutex &mutex();
     void lock();
     void unlock();
     void wakeOne();
diff --git a/src/qml/qml/qqmltypeloader.cpp b/src/qml/qml/qqmltypeloader.cpp
index 61208d1c4a..5b954605e0 100644
--- a/src/qml/qml/qqmltypeloader.cpp
+++ b/src/qml/qml/qqmltypeloader.cpp
@@ -983,16 +983,6 @@ void QQmlTypeLoader::setProfiler(QQmlProfiler *profiler)
 }
 #endif
 
-void QQmlTypeLoader::lock()
-{
-    m_thread->lock();
-}
-
-void QQmlTypeLoader::unlock()
-{
-    m_thread->unlock();
-}
-
 struct PlainLoader {
     void loadThread(QQmlTypeLoader *loader, QQmlDataBlob *blob) const
     {
@@ -1632,8 +1622,10 @@ bool QQmlTypeLoaderQmldirContent::designerSupported() const
 Constructs a new type loader that uses the given \a engine.
 */
 QQmlTypeLoader::QQmlTypeLoader(QQmlEngine *engine)
-    : m_engine(engine), m_thread(new QQmlTypeLoaderThread(this)),
-      m_typeCacheTrimThreshold(TYPELOADER_MINIMUM_TRIM_THRESHOLD)
+    : m_engine(engine)
+    , m_thread(new QQmlTypeLoaderThread(this))
+    , m_mutex(m_thread->mutex())
+    , m_typeCacheTrimThreshold(TYPELOADER_MINIMUM_TRIM_THRESHOLD)
 {
 }
 
diff --git a/src/qml/qml/qqmltypeloader_p.h b/src/qml/qml/qqmltypeloader_p.h
index 713f707387..df79d13f1c 100644
--- a/src/qml/qml/qqmltypeloader_p.h
+++ b/src/qml/qml/qqmltypeloader_p.h
@@ -313,8 +313,8 @@ public:
     bool isTypeLoaded(const QUrl &url) const;
     bool isScriptLoaded(const QUrl &url) const;
 
-    void lock();
-    void unlock();
+    void lock() { m_mutex.lock(); }
+    void unlock() { m_mutex.unlock(); }
 
     void load(QQmlDataBlob *, Mode = PreferSynchronous);
     void loadWithStaticData(QQmlDataBlob *, const QByteArray &, Mode = PreferSynchronous);
@@ -381,6 +381,7 @@ private:
 
     QQmlEngine *m_engine;
     QQmlTypeLoaderThread *m_thread;
+    QMutex &m_mutex;
 
 #if QT_CONFIG(qml_debug)
     QScopedPointer<QQmlProfiler> m_profiler;