Snippets for emacs 31.1 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/6v93iw2nbcgc2fps57hy0sa2p14rp6bf-emacs-gtk3-31.1.drv.

• ../lib/alloca.h:47:18: warning: argument to 'alloca' is too large [-Walloca-larger-than=]
     47 | #  define alloca __builtin_alloca
  

• xwidget.c:2535:5: warning: 'webkit_web_view_run_javascript_finish' is deprecated: Use 'webkit_web_view_evaluate_javascript_finish' instead [-Wdeprecated-declarations]
   2535 |     (WEBKIT_WEB_VIEW (webview), result, &error);
        |     ^
  

• xwidget.c:3241:3: warning: 'webkit_web_view_run_javascript' is deprecated: Use 'webkit_web_view_evaluate_javascript' instead [-Wdeprecated-declarations]
   3241 |   webkit_web_view_run_javascript (WEBKIT_WEB_VIEW (xw->widget_osr),
        |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~