Renamed enable_printing and printing_mode in *.gyp* and .*gn* files.

build/all.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     # A hook that can be overridden in other repositories to add additional
     # compilation targets to 'All'. Only used on Android.
     'android_app_targets%': [],
   },
@@ skipping 405 matching lines @@
         ['test_isolation_mode != "noop"', {
           'dependencies': [
             'chromium_swarm_tests',
           ],
         }],
         ['OS!="android"', {
           'dependencies': [
             '../google_apis/gcm/gcm.gyp:gcm_unit_tests',
           ],
         }],
-        ['enable_printing!=0', {
+        ['enable_basic_printing==1 or enable_print_preview==1', {
           'dependencies': [
             '../printing/printing.gyp:printing_unittests',
           ],
         }],
         ['use_aura==1', {
           'dependencies': [
             '../ui/app_list/app_list.gyp:app_list_unittests',
             '../ui/aura/aura.gyp:aura_unittests',
             '../ui/compositor/compositor.gyp:compositor_unittests',
             '../ui/keyboard/keyboard.gyp:keyboard_unittests',
@@ skipping 924 matching lines @@
           'dependencies': [
             '../ui/views/examples/examples.gyp:views_examples_with_content_exe',
             '../ui/views/views.gyp:views',
             '../ui/views/views.gyp:views_unittests',
           ],
         },  # target_name: macviews_builder
       ],  # targets
     }],  # os=='mac' and toolkit_views==1
   ],  # conditions
 }