shell32: Pass some of the ShellExecute flags through InvokeCommand.

dlls/shell32/shelllink.c

@@ -2564,7 +2564,7 @@ ShellLink_InvokeCommand( IContextMenu* iface, LPCMINVOKECOMMANDINFO lpici )
 
     memset( &sei, 0, sizeof sei );
     sei.cbSize = sizeof sei;
-    sei.fMask = SEE_MASK_UNICODE | SEE_MASK_NOCLOSEPROCESS;
+    sei.fMask = SEE_MASK_UNICODE | (lpici->fMask & (SEE_MASK_NOASYNC|SEE_MASK_ASYNCOK|SEE_MASK_FLAG_NO_UI));
     sei.lpFile = path;
     sei.nShow = This->iShowCmd;
     sei.lpIDList = This->pPidl;

dlls/shell32/shlexec.c

@@ -1172,7 +1172,7 @@ static HRESULT shellex_run_context_menu_default( IShellExtInit *obj,
 
     memset( &ici, 0, sizeof ici );
     ici.cbSize = sizeof ici;
-    ici.fMask = CMIC_MASK_UNICODE;
+    ici.fMask = CMIC_MASK_UNICODE | (sei->fMask & (SEE_MASK_NOASYNC|SEE_MASK_ASYNCOK|SEE_MASK_FLAG_NO_UI));
     ici.nShow = sei->nShow;
     ici.lpVerb = MAKEINTRESOURCEA( def );
     ici.hwnd = sei->hwnd;