CL for linux proxy for cloud printing

chrome/chrome.gyp

 # Copyright (c) 2010 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': {
     'chromium_code': 1,
 
     'variables': {
       'version_py_path': 'tools/build/version.py',
       'version_path': 'VERSION',
@@ skipping 980 matching lines @@
         'service/cloud_print/cloud_print_consts.cc',
         'service/cloud_print/cloud_print_consts.h',
         'service/cloud_print/cloud_print_helpers.cc',
         'service/cloud_print/cloud_print_helpers.h',
         'service/cloud_print/cloud_print_proxy.cc',
         'service/cloud_print/cloud_print_proxy.h',
         'service/cloud_print/cloud_print_proxy_backend.cc',
         'service/cloud_print/cloud_print_proxy_backend.h',
         'service/cloud_print/job_status_updater.cc',
         'service/cloud_print/job_status_updater.h',
-        'service/cloud_print/printer_info_linux.cc',
-        'service/cloud_print/printer_info_mac.cc',
-        'service/cloud_print/printer_info_win.cc',
+        'service/cloud_print/printer_info_dummy.cc',
         'service/cloud_print/printer_info.h',
         'service/cloud_print/printer_job_handler.cc',
         'service/cloud_print/printer_job_handler.h',
         'service/gaia/service_gaia_authenticator.cc',
         'service/gaia/service_gaia_authenticator.h',
         'service/net/service_url_request_context.cc',
         'service/net/service_url_request_context.h',
       ],
       'include_dirs': [
         '..',
       ],
       'conditions': [
+        ['OS=="win"', {
+          'defines': [
+            # CP_PRINT_SYSTEM_AVAILABLE disables default dummy implementation
+            # of cloud print system, and allows to use custom implementaiton.
+            'CP_PRINT_SYSTEM_AVAILABLE',
+          ],
+          'sources': [
+            'service/cloud_print/printer_info_win.cc',
+          ],
+        }],
         ['OS=="linux"', {
           'dependencies': [
             '../build/linux/system.gyp:gtk',
           ],
         }],
+        ['OS=="linux" and chromeos==0 and target_arch!="arm"', {
+          'link_settings': {
+            'libraries': [
+              '-lcups',
+            ],
+          },
+          'defines': [
+            # CP_PRINT_SYSTEM_AVAILABLE disables default dummy implementation
+            # of cloud print system, and allows to use custom implementaiton.
+            'CP_PRINT_SYSTEM_AVAILABLE',
+          ],
+          'sources': [
+            'service/cloud_print/printer_info_cups.cc',
+          ],
+        }],
       ],
     },
   ],
   'conditions': [
     ['OS=="mac"',
       { 'targets': [
         {
           'target_name': 'helper_app',
           'type': 'executable',
           'product_name': '<(mac_product_name) Helper',
@@ skipping 663 matching lines @@
       }],  # targets
     }],  # OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris"
   ],  # 'conditions'
 }
 
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