BACKENDS: Use OSystem::destroy() instead of deleting directly the g_system instance

backends/platform/3ds/main.cpp

@@ -40,7 +40,7 @@ int main(int argc, char *argv[]) {
 // 		res = scummvm_main(argc, argv);
 	scummvm_main(0, nullptr);
 
-	delete dynamic_cast<_3DS::OSystem_3DS*>(g_system);
+	g_system->destroy();
 
 	// Turn on both screen backlights before exiting.
 	if (R_SUCCEEDED(gspLcdInit())) {

backends/platform/androidsdl/androidsdl-main.cpp

@@ -41,7 +41,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_ANDROIDSDL *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/dingux/main.cpp

@@ -43,7 +43,7 @@ int main(int argc, char* argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_SDL_Dingux *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/gph/gph-main.cpp

@@ -43,7 +43,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete(OSystem_GPH *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/linuxmoto/linuxmoto-main.cpp

@@ -36,7 +36,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_LINUXMOTO *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/maemo/main.cpp

@@ -44,7 +44,7 @@ int main(int argc, char* argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (Maemo::OSystem_SDL_Maemo *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/null/null.cpp

@@ -137,7 +137,7 @@ int main(int argc, char *argv[]) {
 
 	// Invoke the actual ScummVM main entry point:
 	int res = scummvm_main(argc, argv);
-	delete (OSystem_NULL *)g_system;
+	g_system->destroy();
 	return res;
 }
 

backends/platform/openpandora/op-main.cpp

@@ -43,7 +43,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete(OSystem_OP *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/samsungtv/main.cpp

@@ -50,7 +50,7 @@ extern "C" int Game_Main(char *path, char *) {
 	int res = scummvm_main(0, 0);
 
 	// Free OSystem
-	delete (OSystem_SDL_SamsungTV *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/sdl/amigaos/amigaos-main.cpp

@@ -79,7 +79,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_AmigaOS *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/sdl/macosx/macosx-main.cpp

@@ -45,7 +45,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_MacOSX *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/sdl/posix/posix-main.cpp

@@ -45,7 +45,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_POSIX *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/sdl/ps3/ps3-main.cpp

@@ -43,7 +43,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_PS3 *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/sdl/psp2/psp2-main.cpp

@@ -56,7 +56,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_PSP2 *)g_system;
+	g_system->destroy();
 
 #ifdef __PSP2_DEBUG__
 	psp2shell_exit();

backends/platform/sdl/riscos/riscos-main.cpp

@@ -45,7 +45,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_RISCOS *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/sdl/win32/win32-main.cpp

@@ -72,7 +72,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_Win32 *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/symbian/src/SymbianMain.cpp

@@ -89,7 +89,7 @@ int main(int argc, char *argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_SDL_Symbian *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/webos/main.cpp

@@ -44,7 +44,7 @@ int main(int argc, char* argv[]) {
 	int res = scummvm_main(argc, argv);
 
 	// Free OSystem
-	delete (OSystem_SDL_WebOS *)g_system;
+	g_system->destroy();
 
 	return res;
 }

backends/platform/wince/wince-sdl.cpp

@@ -237,7 +237,7 @@ int SDL_main(int argc, char **argv) {
 		res = scummvm_main(argc, argv);
 
 		// Free OSystem
-		delete(OSystem_WINCE3 *)g_system;
+		g_system->destroy();
 #if !defined(DEBUG) && !defined(__GNUC__)
 	}
 	__except(handleException(GetExceptionInformation())) {