Prevent usage of web payments API over insecure HTTPS.

components/payments/content/payment_request.h

Index: components/payments/content/payment_request.h
diff --git a/components/payments/content/payment_request.h b/components/payments/content/payment_request.h
index ad2abed152af61c4dc94ff5cb9f5cb6bb1291d13..b6faef6bfb9e5f5de0418a263fce8bee8cb25623 100644
--- a/components/payments/content/payment_request.h
+++ b/components/payments/content/payment_request.h
@@ -37,6 +37,7 @@ class PaymentRequest : public mojom::PaymentRequest,
   class ObserverForTest {
    public:
     virtual void OnCanMakePaymentCalled() = 0;
+    virtual void OnNotSupportedError() = 0;
 
    protected:
     virtual ~ObserverForTest() {}
@@ -62,7 +63,6 @@ class PaymentRequest : public mojom::PaymentRequest,
 
   // PaymentRequestSpec::Observer:
   void OnSpecUpdated() override {}
-  void OnInvalidSpecProvided() override;
 
   // PaymentRequestState::Delegate:
   void OnPaymentResponseAvailable(mojom::PaymentResponsePtr response) override;