Guard browser OPFS custom session parameter seed

wasm-port/tests/browser/interp_smoke.html

@@ -4566,6 +4566,17 @@
       ];
     }
 
+    function opfsParameterSeedText(parameter5161, parameter5162, parameter5221, parameter5399) {
+      return [
+        `5161 ${parameter5161}`,
+        `5162 ${parameter5162}`,
+        "5220 1",
+        `5221 ${parameter5221}`,
+        `5399 ${parameter5399}`,
+        "",
+      ].join("\n");
+    }
+
     function opfsToolTableResultLines(operation, toolNo, pocketNo, extraLines = []) {
       return [
         `tooldata_${operation}=0`,
@@ -9507,14 +9518,7 @@
       await writeOpfsMachineFile(
         iniFileMachineId,
         iniFileParameterFilename,
-        [
-          "5161 31.25",
-          "5162 62.5",
-          "5220 1",
-          "5221 4.5",
-          "5399 99",
-          "",
-        ].join("\n"),
+        opfsParameterSeedText("31.25", "62.5", "4.5", "99"),
       );
       await writeOpfsMachineFile(
         iniFileMachineId,
@@ -9648,14 +9652,7 @@
       await writeOpfsMachineFile(
         iniOverrideMachineId,
         explicitParameterFilename,
-        [
-          "5161 41.25",
-          "5162 82.5",
-          "5220 1",
-          "5221 6.5",
-          "5399 101",
-          "",
-        ].join("\n"),
+        opfsParameterSeedText("41.25", "82.5", "6.5", "101"),
       );
       await writeOpfsMachineFile(
         iniOverrideMachineId,