Merge branch 'crashlog_improvements' into jgrpp

src/os/macosx/crashlog_osx.cpp

@@ -226,16 +226,10 @@ void CDECL HandleCrash(int signum)
 		signal(*i, SIG_DFL);
 	}
 
-	if (GamelogTestEmergency()) {
+	const char *abort_reason = CrashLog::GetAbortCrashlogReason();
+	if (abort_reason != NULL) {
 		ShowMacDialog("A serious fault condition occurred in the game. The game will shut down.",
-				"As you loaded an emergency savegame no crash information will be generated.\n",
-				"Quit");
-		abort();
-	}
-
-	if (SaveloadCrashWithMissingNewGRFs()) {
-		ShowMacDialog("A serious fault condition occurred in the game. The game will shut down.",
-				"As you loaded an savegame for which you do not have the required NewGRFs no crash information will be generated.\n",
+				abort_reason,
 				"Quit");
 		abort();
 	}