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

chrome/browser/ui/cocoa/location_bar/location_bar_decoration.h

Index: chrome/browser/ui/cocoa/location_bar/location_bar_decoration.h
diff --git a/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.h b/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.h
index 67f5231216868fb31488c7cb4c5584417f8b0e46..6028ad59787ac94cd8c0159ca2382e4253aee7ee 100644
--- a/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.h
+++ b/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.h
@@ -39,6 +39,15 @@ class LocationBarDecoration {
   // generated from an earlier call to |GetWidthForSpace()|.
   virtual void DrawInFrame(NSRect frame, NSView* control_view);
 
+  // Draw the decoration in the frame provided, possibly including a
+  // background that fills |background_frame|.  The frame will be
+  // generated from an earlier call to |GetWidthForSpace()|, and the
+  // |background_frame| will include the column of pixels exactly
+  // between two decorations.
+  virtual void DrawWithBackgroundInFrame(NSRect background_frame,
+                                         NSRect frame,
+                                         NSView* control_view);
+
   // Returns the tooltip for this decoration, return |nil| for no tooltip.
   virtual NSString* GetToolTip();