[WebPayments] Enabling PaymentRequest on Mac

chrome/browser/BUILD.gn

 # Copyright 2014 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("//build/config/chrome_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 3578 matching lines @@
       if (use_dbus) {
         deps += [ "//dbus" ]
       }
     }
     if (use_x11) {
       configs += [ "//build/config/linux:x11" ]
       deps += [ "//ui/gfx/x" ]
     }
   }
 
-  if (is_linux || is_win) {
+  if (is_linux || is_win || is_mac) {
     sources += [
       "payments/chrome_payment_request_delegate.cc",
       "payments/chrome_payment_request_delegate.h",
       "payments/payment_request_factory.cc",
       "payments/payment_request_factory.h",
-      "renderer_context_menu/spelling_options_submenu_observer.cc",
-      "renderer_context_menu/spelling_options_submenu_observer.h",
     ]
     deps += [ "//components/payments:payment_request_impl" ]
   }
 
+  if (is_linux || is_win) {
+    sources += [
+      "renderer_context_menu/spelling_options_submenu_observer.cc",
+      "renderer_context_menu/spelling_options_submenu_observer.h",
+    ]
+  }
+
   if (is_desktop_linux) {
     # Desktop linux, doesn't count ChromeOS.
     sources += [
       "first_run/upgrade_util.cc",
       "first_run/upgrade_util_linux.cc",
       "first_run/upgrade_util_linux.h",
       "icon_loader_auralinux.cc",
       "password_manager/native_backend_kwallet_x.cc",
       "password_manager/native_backend_kwallet_x.h",
       "platform_util_linux.cc",
@@ skipping 896 matching lines @@
       "media/pepper_cdm_test_constants.cc",
       "media/pepper_cdm_test_constants.h",
     ]
   }
 }
 
 service_manifest("preferences_manifest") {
   name = "preferences"
   source = "prefs/preferences_manifest.json"
 }