[Printing] Fix CrOS defines

Use OS_CHROMEOS instead of CHROMEOS.

Bug: none
Change-Id: I4935e8577c03804621f21cebab99e2c59f788cf2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1713562Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Vladislav Kuzkokov <vkuzkokov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#680426}

chrome/browser/printing/cloud_print/privet_notifications.cc

@@ -283,13 +283,13 @@ void PrivetNotificationService::PrivetRemoveNotification() {
 }
 
 void PrivetNotificationService::Start() {
-#if defined(CHROMEOS)
+#if defined(OS_CHROMEOS)
   auto* identity_manager = IdentityManagerFactory::GetForProfileIfExists(
       Profile::FromBrowserContext(profile_));
 
   if (!identity_manager || !identity_manager->HasPrimaryAccount())
     return;
-#endif
+#endif  // defined(OS_CHROMEOS)
 
   enable_privet_notification_member_.Init(
       prefs::kLocalDiscoveryNotificationsEnabled,

components/printing/browser/printer_capabilities.cc

@@ -87,10 +87,10 @@ base::Value GetPrinterCapabilitiesOnBlockingPoolThread(
 #endif
   info.papers.insert(info.papers.end(), additional_papers.begin(),
                      additional_papers.end());
-#if defined(CHROMEOS)
+#if defined(OS_CHROMEOS)
   if (!has_secure_protocol)
     info.pin_supported = false;
-#endif  // defined(CHROMEOS)
+#endif  // defined(OS_CHROMEOS)
 
   return cloud_print::PrinterSemanticCapsAndDefaultsToCdd(info);
 }

components/printing/browser/printer_capabilities_unittest.cc

@@ -186,7 +186,7 @@ TEST_F(PrinterCapabilitiesTest, AdditionalPapers) {
   EXPECT_EQ(600, height->GetInt());
 }
 
-#if defined(CHROMEOS)
+#if defined(OS_CHROMEOS)
 TEST_F(PrinterCapabilitiesTest, HasNotSecureProtocol) {
   std::string printer_name = "test_printer";
   PrinterBasicInfo basic_info;
@@ -219,6 +219,6 @@ TEST_F(PrinterCapabilitiesTest, HasNotSecureProtocol) {
   ASSERT_TRUE(pin_supported.has_value());
   ASSERT_FALSE(pin_supported.value());
 }
-#endif  // defined(CHROMEOS)
+#endif  // defined(OS_CHROMEOS)
 
 }  // namespace printing