Merged top of viewer-tiger into viewer-lion per Simon's request

indra/newview/llspeakers.cpp

@@ -544,10 +544,18 @@ void LLSpeakerMgr::updateSpeakerList()
 			LLIMModel::LLIMSession* session = LLIMModel::getInstance()->findIMSession(session_id);
 			if (session->isGroupSessionType() && (mSpeakers.size() <= 1))
 			{
-                const F32 load_group_timeout = gSavedSettings.getF32("ChatLoadGroupTimeout");
 				// For groups, we need to hit the group manager.
 				// Note: The session uuid and the group uuid are actually one and the same. If that was to change, this will fail.
 				LLGroupMgrGroupData* gdatap = LLGroupMgr::getInstance()->getGroupData(session_id);
+                F32 large_group_delay = 0.f;
+                if (gdatap)
+                {
+                    //This is a viewer-side bandaid for maint-4414 it does not fix the core issue.
+                    large_group_delay = (F32)(gdatap->mMemberCount / 5000);
+                }
+                
+                const F32 load_group_timeout = gSavedSettings.getF32("ChatLoadGroupTimeout") + large_group_delay;
+
 				if (!gdatap && (mGetListTime.getElapsedTimeF32() >= load_group_timeout))
 				{
 					// Request the data the first time around