Minimal Platform Integration plugin leaks QMinimalScreen instance

--- a/qtbase-everywhere-src-5_12_2/src/plugins/platforms/minimal/qminimalintegration.cpp
+++ b/qtbase-everywhere-src-5_12_2/src/plugins/platforms/minimal/qminimalintegration.cpp
@@ -102,17 +102,18 @@ QMinimalIntegration::QMinimalIntegration(const QStringList &parameters)
         m_options |= DebugBackingStore | EnableFonts;
     }

-    QMinimalScreen *mPrimaryScreen = new QMinimalScreen();
+    m_primaryScreen = new QMinimalScreen();

-    mPrimaryScreen->mGeometry = QRect(0, 0, 240, 320);
-    mPrimaryScreen->mDepth = 32;
-    mPrimaryScreen->mFormat = QImage::Format_ARGB32_Premultiplied;
+    m_primaryScreen->mGeometry = QRect(0, 0, 240, 320);
+    m_primaryScreen->mDepth = 32;
+    m_primaryScreen->mFormat = QImage::Format_ARGB32_Premultiplied;

-    screenAdded(mPrimaryScreen);
+    screenAdded(m_primaryScreen);
 }

 QMinimalIntegration::~QMinimalIntegration()
 {
+    destroyScreen(m_primaryScreen);
     delete m_fontDatabase;
 }


--- a/qtbase-everywhere-src-5_12_2/src/plugins/platforms/minimal/qminimalintegration.h
+++ b/qtbase-everywhere-src-5_12_2/src/plugins/platforms/minimal/qminimalintegration.h
@@ -89,6 +89,7 @@ public:
 private:
     mutable QPlatformFontDatabase *m_fontDatabase;
     unsigned m_options;
+    QMinimalScreen *m_primaryScreen;
 };

 QT_END_NAMESPACE