Fix botched "CC:" parameter passing in JS_DocmailForm().

testing/resources/javascript/app_mailmsg.in

Index: testing/resources/javascript/app_mailmsg.in
diff --git a/testing/resources/javascript/app_alert.in b/testing/resources/javascript/app_mailmsg.in
similarity index 54%
copy from testing/resources/javascript/app_alert.in
copy to testing/resources/javascript/app_mailmsg.in
index 75aecc9075397775c30997f9a357ca9166971ef2..990709be47a74e2d335277a971b0bb03364498fb 100644
--- a/testing/resources/javascript/app_alert.in
+++ b/testing/resources/javascript/app_mailmsg.in
@@ -34,30 +34,31 @@ endobj
 {{object 11 0}} <<
 >>
 stream
-app.alert("This test passes if alert() logs output under the test utility.");
-app.alert("message", 1, 2, "title");
-app.alert({"cMsg": "message", "cTitle": "title"});
-app.alert({"cMsg": "message", "cTitle": "title", "nIcon": 3, "nType": 4});
-app.alert(undefined);
-app.alert(null);
-app.alert(true);
-app.alert(false);
-app.alert(42);
-app.alert([1, 2, 3]);
-app.alert([1, 2, {"color": "red"}]);
-app.alert({"color": "red"}, 5, 6, "title"); 
+app.alert("This test passes if mailMsg() logs output under the test utility.");
+app.mailMsg(true);
+app.mailMsg(false, "user@example.com");
+app.mailMsg(false, "user@example.com", "cc@example.com",
+            "bcc@example.com", "subject", "body");
+app.mailMsg({"bUI": true});
+app.mailMsg({"bUI": false, "cTo": "user@example.com"});
+app.mailMsg({"bUI": false,
+             "cTo": "user@example.com",
+             "cCc": "cc@example.com",
+             "cBcc": "bcc@example.com",
+             "cSubject": "subject",
+             "cMsg": "body"});
 try {
-  app.alert();
+  app.mailMsg();
 } catch (e) {
   app.alert("Caught expected error " + e);
 }
 try {
-  app.alert({});
+  app.mailMsg(false);
 } catch (e) {
   app.alert("Caught expected error " + e);
 }
 try {
-  app.alert({"color": "red", "size": 42});
+  app.mailMsg({"color": "red", "size": 42});
 } catch (e) {
   app.alert("Caught expected error " + e);
 }