@Override protected void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) { try { TraceEvent.begin("ContentView.onFocusChanged"); super.onFocusChanged(gainFocus, direction, previouslyFocusedRect); mContentViewCore.onFocusChanged(gainFocus); } finally { TraceEvent.end("ContentView.onFocusChanged"); } }