SL-13397 Reduce Viewer freeze when opening chat with a large group.

1 files changed, 4 insertions, 3 deletions

diff --git a/indra/newview/llfloaterimsessiontab.cpp b/indra/newview/llfloaterimsessiontab.cpp
index 3aee08482b..6d326f6850 100644
--- a/indra/newview/llfloaterimsessiontab.cpp
+++ b/indra/newview/llfloaterimsessiontab.cpp
@@ -465,9 +465,10 @@ void LLFloaterIMSessionTab::appendMessage(const LLChat& chat, const LLSD &args)
 	}
 }
 
-
+static LLTrace::BlockTimerStatHandle FTM_BUILD_CONVERSATION_VIEW_PARTICIPANT("Build Conversation View");
 void LLFloaterIMSessionTab::buildConversationViewParticipant()
 {
+	LL_RECORD_BLOCK_TIME(FTM_BUILD_CONVERSATION_VIEW_PARTICIPANT);
 	// Clear the widget list since we are rebuilding afresh from the model
 	conversations_widgets_map::iterator widget_it = mConversationsWidgets.begin();
 	while (widget_it != mConversationsWidgets.end())
@@ -496,14 +497,14 @@ void LLFloaterIMSessionTab::buildConversationViewParticipant()
 	}
 }
 
-void LLFloaterIMSessionTab::addConversationViewParticipant(LLConversationItem* participant_model)
+void LLFloaterIMSessionTab::addConversationViewParticipant(LLConversationItem* participant_model, bool update_view)
 {
 	// Check if the model already has an associated view
 	LLUUID uuid = participant_model->getUUID();
 	LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,uuid);
 	
 	// If not already present, create the participant view and attach it to the root, otherwise, just refresh it
-	if (widget)
+	if (widget && update_view)
 	{
 		updateConversationViewParticipant(uuid); // overkill?
 	}