Add PDF compositor service

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 2465 matching lines @@
       "printing/print_view_manager_base.h",
       "printing/print_view_manager_common.cc",
       "printing/print_view_manager_common.h",
       "printing/printer_query.cc",
       "printing/printer_query.h",
       "printing/printing_message_filter.cc",
       "printing/printing_message_filter.h",
     ]
     deps += [
       "//components/printing/browser",
+      "//components/printing/service/public/interfaces",
       "//printing",
     ]
 
     if (is_win) {
       sources += [
         "printing/pdf_to_emf_converter.cc",
         "printing/pdf_to_emf_converter.h",
       ]
     }
     if (enable_print_preview) {
@@ skipping 2200 matching lines @@
       "media/pepper_cdm_test_constants.cc",
       "media/pepper_cdm_test_constants.h",
     ]
   }
 }
 
 service_manifest("preferences_forwarder_manifest") {
   name = "preferences_forwarder"
   source = "prefs/forwarder_manifest.json"
 }