[Payments] Desktop: never return false in incognito mode for canMakePayment

components/payments/content/payment_request_delegate.h

Index: components/payments/content/payment_request_delegate.h
diff --git a/components/payments/content/payment_request_delegate.h b/components/payments/content/payment_request_delegate.h
index 46faaaea93a490a31cb4166e4421aaef4b79e028..dc421cdb4bc65b6ba98509511b59634299215fc4 100644
--- a/components/payments/content/payment_request_delegate.h
+++ b/components/payments/content/payment_request_delegate.h
@@ -31,6 +31,9 @@ class PaymentRequestDelegate {
   virtual autofill::PersonalDataManager* GetPersonalDataManager() = 0;
 
   virtual const std::string& GetApplicationLocale() const = 0;
+
+  // Returns whether the user is in Incognito mode.
+  virtual bool IsIncognito() const = 0;
 };
 
 }  // namespace payments