Remove dependency on Profile's IsOffTheRecord in favicon_handler.

components/favicon/core/favicon_handler_delegate.h

Index: components/favicon/core/favicon_handler_delegate.h
diff --git a/components/favicon/core/favicon_handler_delegate.h b/components/favicon/core/favicon_handler_delegate.h
index 2621902f5512cc89098a0df1aae32947fa7107d9..ae70a18a6f0f33eb461682f632ccf8f755a9820b 100644
--- a/components/favicon/core/favicon_handler_delegate.h
+++ b/components/favicon/core/favicon_handler_delegate.h
@@ -35,6 +35,9 @@ class FaviconHandlerDelegate {
   // |icon_url_changed| is true if a favicon with a different icon URL has
   // been selected since the previous call to NotifyFaviconUpdated().
   virtual void NotifyFaviconUpdated(bool icon_url_changed) = 0;
+
+  // Returns whether the user is operating in an off-the-record context.
+  virtual bool IsOffTheRecord() = 0;
 };
 
 #endif  // COMPONENTS_FAVICON_CORE_FAVICON_HANDLER_DELEGATE_H_