Avoid repeating frame info calculation in Java layer

content/browser/android/content_view_core_impl.h

Index: content/browser/android/content_view_core_impl.h
diff --git a/content/browser/android/content_view_core_impl.h b/content/browser/android/content_view_core_impl.h
index f4a2fefc5c58d61af44353fbe4eea598626a36ac..edefe59bc65b884da8f4335cc3389faecac8b922 100644
--- a/content/browser/android/content_view_core_impl.h
+++ b/content/browser/android/content_view_core_impl.h
@@ -252,14 +252,16 @@ class ContentViewCoreImpl : public ContentViewCore,
   // Hides a visible popup menu.
   void HideSelectPopupMenu();
 
-  // All sizes and offsets are in CSS pixels as cached by the renderer.
+  // All sizes and offsets are in CSS pixels (except |top_show_pix|)
+  // as cached by the renderer.
   void UpdateFrameInfo(const gfx::Vector2dF& scroll_offset,
                        float page_scale_factor,
                        const gfx::Vector2dF& page_scale_factor_limits,
                        const gfx::SizeF& content_size,
                        const gfx::SizeF& viewport_size,
-                       const float top_controls_height,
-                       const float top_controls_shown_ratio,
+                       const float content_offset,
+                       const float top_shown_pix,
+                       bool top_changed,
                        bool is_mobile_optimized_hint);
 
   bool HasFocus();