[Payments] No longer resize Autofill assets in Payments/Autofill UI

ios/chrome/browser/ui/payments/credit_card_edit_mediator.mm

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ios/chrome/browser/ui/payments/credit_card_edit_mediator.h"
 
 #include "base/strings/sys_string_conversions.h"
 #include "components/autofill/core/browser/autofill_data_util.h"
 #include "components/autofill/core/browser/autofill_profile.h"
 #include "components/autofill/core/browser/credit_card.h"
@@ skipping 14 matching lines @@
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 namespace {
 using ::AutofillUITypeFromAutofillType;
 using ::autofill::data_util::GetIssuerNetworkForBasicCardIssuerNetwork;
 using ::autofill::data_util::GetPaymentRequestData;
 using ::payment_request_util::GetBillingAddressLabelFromAutofillProfile;
-
-const CGFloat kCardIssuerNetworkIconDimension = 20.0;
 }  // namespace
 
 @interface CreditCardEditViewControllerMediator ()
 
 // The PaymentRequest object owning an instance of web::PaymentRequest as
 // provided by the page invoking the Payment Request API. This is a weak
 // pointer and should outlive this class.
 @property(nonatomic, assign) PaymentRequest* paymentRequest;
 
 // The credit card to be edited, if any. This pointer is not owned by this class
@@ skipping 47 matching lines @@
 
   // Otherwise, return an item that displays a list of payment method type icons
   // for the accepted payment methods.
   NSMutableArray* issuerNetworkIcons = [NSMutableArray array];
   for (const auto& supportedNetwork :
        _paymentRequest->supported_card_networks()) {
     const std::string issuerNetwork =
         GetIssuerNetworkForBasicCardIssuerNetwork(supportedNetwork);
     const autofill::data_util::PaymentRequestData& cardData =
         GetPaymentRequestData(issuerNetwork);
-    UIImage* issuerNetworkIcon =
-        ResizeImage(NativeImage(cardData.icon_resource_id),
-                    CGSizeMake(kCardIssuerNetworkIconDimension,
-                               kCardIssuerNetworkIconDimension),
-                    ProjectionMode::kAspectFillNoClipping);
+    UIImage* issuerNetworkIcon = NativeImage(cardData.icon_resource_id);
     issuerNetworkIcon.accessibilityLabel =
         l10n_util::GetNSString(cardData.a11y_label_resource_id);
     [issuerNetworkIcons addObject:issuerNetworkIcon];
   }
 
   AcceptedPaymentMethodsItem* acceptedMethodsItem =
       [[AcceptedPaymentMethodsItem alloc] init];
   acceptedMethodsItem.message =
       l10n_util::GetNSString(IDS_PAYMENTS_ACCEPTED_CARDS_LABEL);
   acceptedMethodsItem.methodTypeIcons = issuerNetworkIcons;
   return acceptedMethodsItem;
 }
 
 - (BOOL)shouldHideBackgroundForHeaderItem {
   // YES if the header item displays the accepted payment method type icons.
   return !_creditCard || autofill::IsCreditCardLocal(*_creditCard);
 }
 
 - (UIImage*)cardTypeIconFromCardNumber:(NSString*)cardNumber {
   const char* issuerNetwork = autofill::CreditCard::GetCardNetwork(
       base::SysNSStringToUTF16(cardNumber));
   // This should not happen in Payment Request.
   if (issuerNetwork == autofill::kGenericCard)
     return nil;
 
-  // Resize and return the card issuer network icon.
+  // Return the card issuer network icon.
   int resourceID = autofill::data_util::GetPaymentRequestData(issuerNetwork)
                        .icon_resource_id;
-  CGFloat dimension = kCardIssuerNetworkIconDimension;
-  return ResizeImage(NativeImage(resourceID), CGSizeMake(dimension, dimension),
-                     ProjectionMode::kAspectFillNoClipping);
+  return NativeImage(resourceID);
 }
 
 #pragma mark - Helper methods
 
 // Returns the billing address label from an autofill profile with the given
 // guid. Returns nil if the profile does not have an address.
 - (NSString*)billingAddressLabelForProfileWithGUID:(NSString*)profileGUID {
   DCHECK(profileGUID);
   autofill::AutofillProfile* profile =
       autofill::PersonalDataManager::GetProfileFromProfilesByGUID(
@@ skipping 74 matching lines @@
                          label:l10n_util::GetNSString(IDS_PAYMENTS_EXP_YEAR)
                          value:creditCardExpYear
                       required:YES]
   ]];
   // The billing address field goes at the end.
   [editorFields addObject:billingAddressEditorField];
   return editorFields;
 }
 
 @end