Enable the cups backend when --enable-native-cups is specified.

printing/backend/print_backend.cc

 // 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.
 
 #include "printing/backend/print_backend.h"
 
+namespace {
+static bool native_cups_enabled = false;

[Lei Zhang, 2016/06/29 00:22:31]

You don't need static in an anonymous namespace.

[Lei Zhang, 2016/06/29 00:22:31]

g_native_cups_enabled

[skau, 2016/06/29 00:40:16]

Done.

[skau, 2016/06/29 00:40:17]

Done.

+}  // namespace
+
 namespace printing {
 
 PrinterBasicInfo::PrinterBasicInfo()
     : printer_status(0),
       is_default(false) {}
 
 PrinterBasicInfo::PrinterBasicInfo(const PrinterBasicInfo& other) = default;
 
 PrinterBasicInfo::~PrinterBasicInfo() {}
 
@@ skipping 16 matching lines @@
 
 PrinterCapsAndDefaults::PrinterCapsAndDefaults() {}
 
 PrinterCapsAndDefaults::PrinterCapsAndDefaults(
     const PrinterCapsAndDefaults& other) = default;
 
 PrinterCapsAndDefaults::~PrinterCapsAndDefaults() {}
 
 PrintBackend::~PrintBackend() {}
 
+bool PrintBackend::GetNativeCupsEnabled() {

[Lei Zhang, 2016/06/29 00:22:31]

Add: // static
above this line, same for SetNativeCupsEnabled().

[skau, 2016/06/29 00:40:17]

Done.

+  return native_cups_enabled;
+}
+
+void PrintBackend::SetNativeCupsEnabled(bool enabled) {
+  native_cups_enabled = enabled;
+}
+
 }  // namespace printing