Add cloud_print to the GN build.

BUILD.gn

 # Copyright (c) 2013 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.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 578 matching lines @@
       "//third_party/WebKit/Source/web:webkit_unit_tests",
     ]
   }
 
   if (is_win) {
     deps += [
       "//base:pe_image_test",
       "//chrome/installer/setup:setup_unittests",
       "//chrome_elf:chrome_elf_unittests",
       "//chrome_elf:dll_hash_main",
+      "//cloud_print/service/win:cloud_print_service",
+      "//cloud_print:cloud_print_unittests",
       "//components/crash/content/tools:crash_service",
       "//components/wifi:wifi_test",
       "//net:quic_client",
       "//net:quic_server",
       "//sandbox/win:pocdll",
       "//sandbox/win:sandbox_poc",
       "//sandbox/win:sbox_integration_tests",
       "//sandbox/win:sbox_unittests",
       "//sandbox/win:sbox_validation_tests",
       "//testing/gtest:gtest_main",
@@ skipping 258 matching lines @@
       if (target_cpu == "x86") {
         deps += [
           # "//content/shell:crash_service_win64", TODO(GYP): crbug.com/537009
         ]
       }
     } else {
       deps += [ "//breakpad:minidump_stackwalk($host_toolchain)" ]
     }
   }
 }