Scrolls to the notification when focus moves to its buttons.

ui/message_center/views/message_view.cc

Index: ui/message_center/views/message_view.cc
diff --git a/ui/message_center/views/message_view.cc b/ui/message_center/views/message_view.cc
index 07f87b1e60fd21222b97a7a3ee18104351497c1f..06be75b411912d357cbfccbf92f223f3ff7cf56b 100644
--- a/ui/message_center/views/message_view.cc
+++ b/ui/message_center/views/message_view.cc
@@ -54,6 +54,7 @@ class ControlButton : public views::ImageButton {
   // Overridden from views::ImageButton:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
+  virtual void OnFocus() OVERRIDE;
 
   // The SetPadding() method also sets the button's image alignment (positive
   // values yield left/top alignments, negative values yield right/bottom ones,
@@ -129,6 +130,10 @@ void ControlButton::OnPaint(gfx::Canvas* canvas) {
   OnPaintFocusBorder(canvas);
 }
 
+void ControlButton::OnFocus() {
+  ScrollRectToVisible(GetLocalBounds());
+}
+
 gfx::Point ControlButton::ComputePaddedImagePaintPosition(
     const gfx::ImageSkia& image) {
   gfx::Vector2d offset;