[Payment Request] Picker view + showcase integration + egtests

ios/chrome/browser/payments/BUILD.gn

 # Copyright 2016 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/web/js_compile.gni")
 
 js_compile_checked("injected_js") {
   sources = [
     "resources/payment_request_manager.js",
   ]
@@ skipping 72 matching lines @@
 
 source_set("payments_ui") {
   configs += [ "//build/config/compiler:enable_arc" ]
   sources = [
     "payment_request_edit_view_controller+internal.h",
     "payment_request_edit_view_controller.h",
     "payment_request_edit_view_controller.mm",
     "payment_request_edit_view_controller_actions.h",
     "payment_request_editor_field.h",
     "payment_request_editor_field.mm",
+    "payment_request_picker_row.h",
+    "payment_request_picker_row.mm",
+    "payment_request_picker_view_controller.h",
+    "payment_request_picker_view_controller.mm",
   ]
   deps = [
     "//base",
     "//components/autofill/core/browser",
     "//components/strings",
     "//ios/chrome/app/theme",
     "//ios/chrome/browser/payments/cells",
     "//ios/chrome/browser/ui",
     "//ios/chrome/browser/ui/collection_view",
     "//ios/chrome/browser/ui/colors",
@@ skipping 42 matching lines @@
     "//ios/chrome/browser/ui/collection_view/cells:test_support",
     "//ios/chrome/test:test_support",
     "//ios/testing:ocmock_support",
     "//ios/third_party/material_components_ios",
     "//ios/web",
     "//ios/web:test_support",
     "//testing/gtest",
     "//third_party/ocmock",
   ]
 }