See Mozilla bug #451007 - Reload page causing problems with

RealPlayer/Helix plugin.

We can potentially drop this patch since RealPlayer is no longer being

supported, but some people may still be using it.

diff --git a/dom/base/nsObjectLoadingContent.cpp b/dom/base/nsObjectLoadingContent.cpp

--- a/dom/base/nsObjectLoadingContent.cpp

+++ b/dom/base/nsObjectLoadingContent.cpp

@@ -2902,7 +2902,8 @@

bool aDelayedStop)

{

// Don't delay stopping QuickTime (bug 425157), Flip4Mac (bug 426524),

- // XStandard (bug 430219), CMISS Zinc (bug 429604).

+ // XStandard (bug 430219), CMISS Zinc (bug 429604),

+ // RealPlayer/Helix (bug 451007).

if (aDelayedStop

#if !(defined XP_WIN || defined MOZ_X11)

&& !aInstanceOwner->MatchPluginName("QuickTime")

@@ -2910,6 +2911,8 @@

&& !aInstanceOwner->MatchPluginName("XStandard plugin")

&& !aInstanceOwner->MatchPluginName("CMISS Zinc Plugin")

#endif

+ && !aInstanceOwner->MatchPluginName("RealPlayer")

+ && !aInstanceOwner->MatchPluginName("Helix")

) {

nsCOMPtr<nsIRunnable> evt =

new nsStopPluginRunnable(aInstanceOwner, aContent);