fix for normal bug: EXT-1713 Nearby Chat: Objects have tooltips (???)(???)

--HG--
branch : product-engine

indra/newview/llavatariconctrl.h

@@ -103,6 +103,8 @@ class LLAvatarIconCtrl
 	const std::string&	getFirstName() const { return mFirstName; }
 	const std::string&	getLastName() const { return mLastName; }
 
+	void setDrawTooltip(bool value) { mDrawTooltip = value;}
+
 protected:
 	LLUUID				mAvatarId;
 	std::string			mFirstName;

indra/newview/llchathistory.cpp

@@ -159,6 +159,7 @@ class LLChatHistoryHeader: public LLPanel
 			mSourceType = CHAT_SOURCE_SYSTEM;
 		}
 
+
 		LLTextBox* userName = getChild<LLTextBox>("user_name");
 		
 		if(!chat.mFromName.empty())
@@ -174,20 +175,16 @@ class LLChatHistoryHeader: public LLPanel
 
 		LLAvatarIconCtrl* icon = getChild<LLAvatarIconCtrl>("avatar_icon");
 
+		if(mSourceType != CHAT_SOURCE_AGENT)
+			icon->setDrawTooltip(false);
 
 		if(!chat.mFromID.isNull())
 		{
 			icon->setValue(chat.mFromID);
 		}
-		else
-		{
 
 	} 
 
-		if(mSourceType != CHAT_SOURCE_AGENT)
-			icon->setToolTip(std::string(""));
-	} 
-
 	void nameUpdatedCallback(const LLUUID& id,const std::string& first,const std::string& last,BOOL is_group)
 	{
 		if (id != mAvatarID)