Remove auto raw pointer deduction from non-linux specific code.

ios/chrome/browser/payments/payment_method_selection_view_controller.mm

Index: ios/chrome/browser/payments/payment_method_selection_view_controller.mm
diff --git a/ios/chrome/browser/payments/payment_method_selection_view_controller.mm b/ios/chrome/browser/payments/payment_method_selection_view_controller.mm
index 845968f01a7166c71dc0472b7c2815d9da3457db..bc817cdec0b17c67024cb0f237867049d41cbd81 100644
--- a/ios/chrome/browser/payments/payment_method_selection_view_controller.mm
+++ b/ios/chrome/browser/payments/payment_method_selection_view_controller.mm
@@ -96,7 +96,7 @@ typedef NS_ENUM(NSInteger, ItemType) {
 
   [model addSectionWithIdentifier:SectionIdentifierPayment];
 
-  for (const auto& paymentMethod : _paymentRequest->credit_cards()) {
+  for (const auto* paymentMethod : _paymentRequest->credit_cards()) {
     PaymentMethodItem* paymentMethodItem =
         [[PaymentMethodItem alloc] initWithType:ItemTypePaymentMethod];
     paymentMethodItem.accessibilityTraits |= UIAccessibilityTraitButton;