No rate limit for canMakePayment() on localhost and file://.

components/payments/content/origin_security_checker.h

Index: components/payments/content/origin_security_checker.h
diff --git a/components/payments/content/origin_security_checker.h b/components/payments/content/origin_security_checker.h
index b7a640f87a6a502d86286121409a468358afdddb..818188d321c66da8011b00482bb9a2c06f69238c 100644
--- a/components/payments/content/origin_security_checker.h
+++ b/components/payments/content/origin_security_checker.h
@@ -20,6 +20,9 @@ class OriginSecurityChecker {
   // HTTPS-SO, WSS.
   static bool IsSchemeCryptographic(const GURL& url);
 
+  // Returns true for a valid |url| with localhost or file:// scheme origin.
+  static bool IsOriginLocalhostOrFile(const GURL& url);
+
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(OriginSecurityChecker);
 };