First cut at badge implementation. Right now it just uses static

chrome/browser/views/browser_actions_container.h

Index: chrome/browser/views/browser_actions_container.h
diff --git a/chrome/browser/views/browser_actions_container.h b/chrome/browser/views/browser_actions_container.h
index fd8343753d92bd6bba71b8b4fdbc470437cb40b6..3f1e93f669362e0a8269214dfb908d961c252277 100644
--- a/chrome/browser/views/browser_actions_container.h
+++ b/chrome/browser/views/browser_actions_container.h
@@ -55,6 +55,14 @@ class BrowserActionsContainer : public views::View,
                        const NotificationDetails& details);
 
  private:
+  // We override PaintChildren so that we can paint the badges on top of them.
+  virtual void PaintChildren(gfx::Canvas* canvas);
+
+  // Paints an individual badge.
+  virtual void PaintBadge(gfx::Canvas* canvas, views::TextButton* button,
+                          const SkColor& badge_color,
+                          const std::string& text);
+
   // The vector of browser actions (icons/image buttons for each action).
   std::vector<views::TextButton*> browser_action_views_;