fixed EXT-5429 IM chat history of active tab in IM container is not updated...

fixed EXT-5429 IM chat history of active tab in IM container is not updated when IM container is unminimized

--HG--
branch : product-engine

indra/newview/llimfloatercontainer.cpp

@@ -145,4 +145,16 @@ LLIMFloaterContainer* LLIMFloaterContainer::getInstance()
 	return LLFloaterReg::getTypedInstance<LLIMFloaterContainer>("im_container");
 }
 
+void LLIMFloaterContainer::setMinimized(BOOL b)
+{
+	LLMultiFloater::setMinimized(b);
+
+	if (isMinimized()) return;
+
+	if (getActiveFloater())
+	{
+		getActiveFloater()->setVisible(TRUE);
+	}
+}
+
 // EOF

indra/newview/llimfloatercontainer.h

@@ -63,6 +63,8 @@ class LLIMFloaterContainer : public LLMultiFloater
 
 	static LLIMFloaterContainer* getInstance();
 
+	virtual void setMinimized(BOOL b);
+
 private:
 	typedef std::map<LLUUID,LLFloater*> avatarID_panel_map_t;
 	avatarID_panel_map_t mSessions;