Revert of Consolidate c/b/chromeos/printing target with its own BUILD file.

chrome/browser/chromeos/printing/BUILD.gn

Index: chrome/browser/chromeos/printing/BUILD.gn
diff --git a/chrome/browser/chromeos/printing/BUILD.gn b/chrome/browser/chromeos/printing/BUILD.gn
deleted file mode 100644
index 0ed4f70bbcd3a54ec90eade4d5e0cfa4fa81986f..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/printing/BUILD.gn
+++ /dev/null
@@ -1,70 +0,0 @@
-# Copyright 2017 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/features.gni")
-import("//printing/features/features.gni")
-
-assert(is_chromeos)
-
-source_set("printing") {
-  sources = [
-    "cups_print_job.cc",
-    "cups_print_job.h",
-    "cups_print_job_manager.cc",
-    "cups_print_job_manager.h",
-    "cups_print_job_manager_factory.cc",
-    "cups_print_job_manager_factory.h",
-    "cups_print_job_notification.cc",
-    "cups_print_job_notification.h",
-    "cups_print_job_notification_manager.cc",
-    "cups_print_job_notification_manager.h",
-    "fake_printer_discoverer.cc",
-    "fake_printer_discoverer.h",
-    "ppd_provider_factory.cc",
-    "ppd_provider_factory.h",
-    "printer_discoverer.h",
-    "printers_manager.cc",
-    "printers_manager.h",
-    "printers_manager_factory.cc",
-    "printers_manager_factory.h",
-    "printers_sync_bridge.cc",
-    "printers_sync_bridge.h",
-    "specifics_translation.cc",
-    "specifics_translation.h",
-  ]
-
-  if (use_cups) {
-    sources += [
-      "cups_print_job_manager_impl.cc",
-      "cups_print_job_manager_impl.h",
-    ]
-  } else {
-    sources += [
-      "fake_cups_print_job_manager.cc",
-      "fake_cups_print_job_manager.h",
-    ]
-  }
-
-  deps = [
-    "//chromeos",
-    "//components/sync/protocol",
-    "//printing",
-  ]
-}
-
-source_set("unit_tests") {
-  testonly = true
-
-  sources = [
-    "printers_manager_unittest.cc",
-    "specifics_translation_unittest.cc",
-  ]
-
-  deps = [
-    ":printing",
-    "//components/sync/protocol",
-    "//testing/gmock",
-    "//testing/gtest",
-  ]
-}