Make payment manifest download/parse cross-platform

chrome/android/BUILD.gn

Index: chrome/android/BUILD.gn
diff --git a/chrome/android/BUILD.gn b/chrome/android/BUILD.gn
index 3e8963bfea36d4750764cb2e4becadb71ca97f17..97125059809c016eaf284d21fa6db1cb82e736d3 100644
--- a/chrome/android/BUILD.gn
+++ b/chrome/android/BUILD.gn
@@ -184,9 +184,9 @@ android_library("chrome_java") {
     "//components/navigation_interception/android:navigation_interception_java",
     "//components/ntp_tiles/android:ntp_tiles_java",
     "//components/offline_items_collection/core:core_java",
-    "//components/payments/content:payment_request_java",
+    "//components/payments/content:mojom_java",
+    "//components/payments/content:mojom_parser_java",
     "//components/payments/content/android:java",
-    "//components/payments/content/android:mojom_java",
     "//components/policy/android:policy_java",
     "//components/precache/android:precache_java",
     "//components/safe_browsing_db/android:safe_browsing_java",
@@ -344,9 +344,9 @@ junit_binary("chrome_junit_tests") {
     "//chrome/test/android:chrome_java_test_support",
     "//components/bookmarks/common/android:bookmarks_java",
     "//components/invalidation/impl:java",
-    "//components/payments/content:payment_request_java",
+    "//components/payments/content:mojom_java",
+    "//components/payments/content:mojom_parser_java",
     "//components/payments/content/android:java",
-    "//components/payments/content/android:mojom_java",
     "//components/signin/core/browser/android:java",
     "//components/signin/core/browser/android:signin_java_test_support",
     "//components/sync:sync_java_test_support",
@@ -426,9 +426,9 @@ android_library("chrome_test_java") {
     "//components/minidump_uploader:minidump_uploader_java",
     "//components/minidump_uploader:minidump_uploader_javatests",
     "//components/navigation_interception/android:navigation_interception_java",
-    "//components/payments/content:payment_request_java",
+    "//components/payments/content:mojom_java",
+    "//components/payments/content:mojom_parser_java",
     "//components/payments/content/android:java",
-    "//components/payments/content/android:mojom_java",
     "//components/policy/android:policy_java",
     "//components/precache/android:precache_java",
     "//components/precache/android:precache_javatests",