a trivial code change for SH-3073. The change makes sure to clear the texture...

a trivial code change for  SH-3073. The change makes sure to clear the texture fetching queue ONLY once during a teleporting.

indra/newview/llviewertexturelist.cpp

@@ -610,11 +610,14 @@ static LLFastTimer::DeclareTimer FTM_IMAGE_STATS("Stats");
 void LLViewerTextureList::updateImages(F32 max_time)
 {
 	static BOOL cleared = FALSE;
-	if(gTeleportDisplay && !cleared)
+	if(gTeleportDisplay)
+	{
+		if(!cleared)
 		{
 			clearFetchingRequests();
 			gPipeline.clearRebuildGroups();
 			cleared = TRUE;
+		}
 		return;
 	}
 	cleared = FALSE;