Support displaying the avatar label on the right side.

chrome/browser/ui/views/avatar_label.h

Index: chrome/browser/ui/views/avatar_label.h
diff --git a/chrome/browser/ui/views/avatar_label.h b/chrome/browser/ui/views/avatar_label.h
index d22c179f8e45fe05dd0e22f83384efaf91f2b283..accd28201ff10263f17b248dd27da1c1e3b94dc1 100644
--- a/chrome/browser/ui/views/avatar_label.h
+++ b/chrome/browser/ui/views/avatar_label.h
@@ -30,6 +30,11 @@ class AvatarLabel : public views::TextButton {
   // Update the style of the label according to the provided theme.
   void UpdateLabelStyle();
 
+  // Sets whether the label should be displayed on the right or on the left. A
+  // new button border is created which has the right insets for the positioning
+  // of the button.
+  void SetLabelOnRight(bool label_on_right);
+
  private:
   BrowserView* browser_view_;