Badge icons in windows task bar with avatar icon.

chrome/browser/ui/views/frame/browser_non_client_frame_view.h

Index: chrome/browser/ui/views/frame/browser_non_client_frame_view.h
diff --git a/chrome/browser/ui/views/frame/browser_non_client_frame_view.h b/chrome/browser/ui/views/frame/browser_non_client_frame_view.h
index 32a1ad4a764eb58fc542ab89988798dfd688457b..832ec385747704cc93cea3c468d0d858facfe294 100644
--- a/chrome/browser/ui/views/frame/browser_non_client_frame_view.h
+++ b/chrome/browser/ui/views/frame/browser_non_client_frame_view.h
@@ -18,7 +18,8 @@ class NewAvatarButton;
 
 // A specialization of the NonClientFrameView object that provides additional
 // Browser-specific methods.
-class BrowserNonClientFrameView : public views::NonClientFrameView {
+class BrowserNonClientFrameView : public views::NonClientFrameView,
+                                  public ProfileInfoCacheObserver {
  public:
   BrowserNonClientFrameView(BrowserFrame* frame, BrowserView* browser_view);
   virtual ~BrowserNonClientFrameView();
@@ -69,6 +70,14 @@ class BrowserNonClientFrameView : public views::NonClientFrameView {
                                 const NewAvatarButton::AvatarButtonStyle style);
 
  private:
+  // Draws a taskbar icon if avatar are enabled, erases it otherwise.  If
+  // |taskbar_badge_avatar| is NULL, then |avatar| is used.
+  void DrawTaskbarDecoration(const gfx::Image& avatar,
+                             const gfx::Image& taskbar_badge_avatar);
+
+  // Overriden from ProfileInfoCacheObserver.
+  void OnProfileAvatarChanged(const base::FilePath& profile_path) override;
+
   // The frame that hosts this view.
   BrowserFrame* frame_;