ZVISION: Plug more memory leaks

engines/zvision/scripting/controls/paint_control.cpp

@@ -114,12 +114,18 @@ PaintControl::PaintControl(ZVision *engine, uint32 key, Common::SeekableReadStre
 PaintControl::~PaintControl() {
 	// Clear the state value back to 0
 	//_engine->getScriptManager()->setStateValue(_key, 0);
-	if (_paint)
+	if (_paint) {
+		_paint->free();
 		delete _paint;
-	if (_brush)
+	}
+	if (_brush) {
+		_brush->free();
 		delete _brush;
-	if (_bkg)
+	}
+	if (_bkg) {
+		_bkg->free();
 		delete _bkg;
+	}
 }
 
 bool PaintControl::onMouseUp(const Common::Point &screenSpacePos, const Common::Point &backgroundImageSpacePos) {

engines/zvision/scripting/controls/titler_control.cpp

@@ -73,8 +73,10 @@ TitlerControl::TitlerControl(ZVision *engine, uint32 key, Common::SeekableReadSt
 }
 
 TitlerControl::~TitlerControl() {
-	if (_surface)
+	if (_surface) {
+		_surface->free();
 		delete _surface;
+	}
 }
 
 void TitlerControl::setString(int strLine) {