Give request-to-act badges a grey background, and increase spacing to make it fit.

chrome/browser/ui/views/location_bar/location_bar_view.h

Index: chrome/browser/ui/views/location_bar/location_bar_view.h
diff --git a/chrome/browser/ui/views/location_bar/location_bar_view.h b/chrome/browser/ui/views/location_bar/location_bar_view.h
index c1ad32ff6dbe16ebb318a6e3e0518895145d3837..aa68e21bd9fd59546bb4b700c473b7ab20d07074 100644
--- a/chrome/browser/ui/views/location_bar/location_bar_view.h
+++ b/chrome/browser/ui/views/location_bar/location_bar_view.h
@@ -437,6 +437,10 @@ class LocationBarView : public LocationBar,
   void PaintActionBoxBackground(gfx::Canvas* canvas,
                                 const gfx::Rect& content_rect);
 
+  // Draw backgrounds and borders for page actions.  Must be called
+  // after layout, so the |page_action_views_| have their bounds.
+  void PaintPageActionBackgrounds(gfx::Canvas* canvas);
+
 #if defined(USE_AURA)
   // Fade in the location bar view so the icons come in gradually.
   void StartFadeAnimation();