getTopicFilterName
CatalogSidePanel
3.getCatalogSidePanelView()
recreateList
SocialFeedProvider
CatalogSidePanelView
1. openSidePanel()
Launcher
getServiceFilterEntryList
setFilter()
4.initCatalogSidePanelView()
2.showSidePanel()
setFilter
6.onSidePanelStateChanged
notifyFeedProviderFilterChanged()
FeedHostManagerprovider
click Highlights
CataglogListview
add content
FeedHostManager
user
5.computeScroll()
