Bug 1012221 - Setting browser.send_pings.max_per_link to -1 should allow for an unlimited number of pings r=jst

content/html/content/test/test_anchor_ping.html

@@ -39,7 +39,7 @@ let tests = [
   // Ensure that sending pings is enabled.
   function* setup() {
     Services.prefs.setBoolPref("browser.send_pings", true);
-    Services.prefs.setIntPref("browser.send_pings.max_per_link", 4);
+    Services.prefs.setIntPref("browser.send_pings.max_per_link", -1);
 
     SimpleTest.registerCleanupFunction(() => {
       Services.prefs.clearUserPref("browser.send_pings");

docshell/base/nsDocShell.cpp

@@ -542,7 +542,7 @@ static void
 SendPing(void *closure, nsIContent *content, nsIURI *uri, nsIIOService *ios)
 {
   SendPingInfo *info = static_cast<SendPingInfo *>(closure);
-  if (info->numPings >= info->maxPings)
+  if (info->maxPings > -1 && info->numPings >= info->maxPings)
     return;
 
   if (info->requireSameHost) {