- virtual void ApplyScrollAndScale(const gfx::Vector2d& scroll_delta,
- float scale) {}
- virtual void Animate(base::TimeTicks monotonic_time) {}
+ virtual void ApplyViewportDeltas(const gfx::Vector2d& scroll_delta,
+ float scale,
+ float top_controls_delta) {}
+ virtual void BeginMainFrame(const BeginFrameArgs& args) {}