[Payments] Normalize Shipping Address sent to merchant on Desktop.

components/payments/core/address_normalizer.h

Index: components/payments/core/address_normalizer.h
diff --git a/components/payments/core/address_normalizer.h b/components/payments/core/address_normalizer.h
index f3d2a240fb59de2a2e5db65cd330bf6b2de7cf34..94db55ff18864892fe6a8cd82f94156b142d7b71 100644
--- a/components/payments/core/address_normalizer.h
+++ b/components/payments/core/address_normalizer.h
@@ -58,7 +58,7 @@ class AddressNormalizer : public autofill::LoadRulesListener {
 
   // Returns whether the rules for the specified |region_code| have finished
   // loading.
-  bool AreRulesLoadedForRegion(const std::string& region_code);
+  virtual bool AreRulesLoadedForRegion(const std::string& region_code);
 
   // Starts the normalization of the |profile| based on the |region_code|. The
   // normalized profile will be returned to the |requester| possibly
@@ -68,10 +68,11 @@ class AddressNormalizer : public autofill::LoadRulesListener {
   // happen synchronously, or not at all if the rules are not already loaded.
   // Will start loading the rules for the |region_code| if they had not started
   // loading.
-  void StartAddressNormalization(const autofill::AutofillProfile& profile,
-                                 const std::string& region_code,
-                                 int timeout_seconds,
-                                 Delegate* requester);
+  virtual void StartAddressNormalization(
+      const autofill::AutofillProfile& profile,
+      const std::string& region_code,
+      int timeout_seconds,
+      Delegate* requester);
 
  private:
   // Called when the validation rules for the |region_code| have finished