[ios] Use chrome_browser_state_forward.h in /ios/chrome/browser/payments

Instead of forward declaring ChromeBrowserState in the ios
namespace, use a header. This will allow moving the class
to the global namespace without having to change all the
forward declaration at the same time.

This CL was uploaded by git cl split.

R=mahmadi@chromium.org

Bug: 1042208
Change-Id: I4558781852c15c7eda3ca8b503bccee013cb462e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2010763
Auto-Submit: Sylvain Defresne <sdefresne@chromium.org>
Reviewed-by: Moe Ahmadi <mahmadi@chromium.org>
Commit-Queue: Moe Ahmadi <mahmadi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#733704}

ios/chrome/browser/payments/ios_can_make_payment_query_factory.h

@@ -10,10 +10,7 @@
 #include "base/macros.h"
 #include "base/no_destructor.h"
 #include "components/keyed_service/ios/browser_state_keyed_service_factory.h"
-
-namespace ios {
-class ChromeBrowserState;
-}  // namespace ios
+#include "ios/chrome/browser/browser_state/chrome_browser_state_forward.h"
 
 namespace payments {
 class CanMakePaymentQuery;

ios/chrome/browser/payments/ios_payment_instrument_launcher_factory.h

@@ -10,10 +10,7 @@
 #include "base/macros.h"
 #include "base/no_destructor.h"
 #include "components/keyed_service/ios/browser_state_keyed_service_factory.h"
-
-namespace ios {
-class ChromeBrowserState;
-}  // namespace ios
+#include "ios/chrome/browser/browser_state/chrome_browser_state_forward.h"
 
 namespace payments {
 class IOSPaymentInstrumentLauncher;

ios/chrome/browser/payments/ios_payment_request_cache_factory.h

@@ -10,10 +10,7 @@
 #include "base/macros.h"
 #include "base/no_destructor.h"
 #include "components/keyed_service/ios/browser_state_keyed_service_factory.h"
-
-namespace ios {
-class ChromeBrowserState;
-}  // namespace ios
+#include "ios/chrome/browser/browser_state/chrome_browser_state_forward.h"
 
 namespace payments {
 class PaymentRequestCache;

ios/chrome/browser/payments/payment_request.h

@@ -22,6 +22,7 @@
 #include "components/payments/core/payment_request_base_delegate.h"
 #include "components/payments/core/payments_profile_comparator.h"
 #include "components/payments/core/web_payment_request.h"
+#include "ios/chrome/browser/browser_state/chrome_browser_state_forward.h"
 #import "ios/chrome/browser/payments/ios_payment_instrument_finder.h"
 #import "ios/chrome/browser/payments/payment_response_helper.h"
 #include "url/gurl.h"
@@ -42,10 +43,6 @@ class PaymentItem;
 class PaymentShippingOption;
 }  // namespace payments
 
-namespace ios {
-class ChromeBrowserState;
-}  // namepsace ios
-
 namespace web {
 class WebState;
 }  // namespace web

ios/chrome/browser/payments/test_payment_request.h

@@ -8,6 +8,7 @@
 #include "base/macros.h"
 #include "components/autofill/core/browser/address_normalization_manager.h"
 #include "components/autofill/core/browser/test_address_normalizer.h"
+#include "ios/chrome/browser/browser_state/chrome_browser_state_forward.h"
 #include "ios/chrome/browser/payments/payment_request.h"
 
 namespace autofill {
@@ -15,10 +16,6 @@ class PersonalDataManager;
 class RegionDataLoader;
 }  // namespace autofill
 
-namespace ios {
-class ChromeBrowserState;
-}  // namespace ios
-
 namespace payments {
 class PaymentShippingOption;
 class PaymentsProfileComparator;