When using action box on Mac, hide star when page is not bookmarked.

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

Index: chrome/browser/ui/cocoa/location_bar/star_decoration.h
diff --git a/chrome/browser/ui/cocoa/location_bar/star_decoration.h b/chrome/browser/ui/cocoa/location_bar/star_decoration.h
index ff75448211d68e115f3d638d1d565291e42945f9..6ec7d0d6f289fe5f400f5e16ad7dccfa598c6fab 100644
--- a/chrome/browser/ui/cocoa/location_bar/star_decoration.h
+++ b/chrome/browser/ui/cocoa/location_bar/star_decoration.h
@@ -21,6 +21,9 @@ class StarDecoration : public ImageDecoration {
   // Sets the image and tooltip based on |starred|.
   void SetStarred(bool starred);
 
+  // Returns true if the star is lit.
+  bool starred() const { return starred_; }
+
   // Get the point where the bookmark bubble should point within the
   // decoration's frame.
   NSPoint GetBubblePointInFrame(NSRect frame);
@@ -37,6 +40,9 @@ class StarDecoration : public ImageDecoration {
   // The string to show for a tooltip.
   scoped_nsobject<NSString> tooltip_;
 
+  // Whether the star icon is lit.
+  bool starred_;
+
   DISALLOW_COPY_AND_ASSIGN(StarDecoration);
 };