Add src/printing to the GN build.

build/config/linux/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.
 
 import("//build/config/linux/pkg_config.gni")
 import("//build/config/sysroot.gni")
 
 config("sdk") {
   if (sysroot != "") {
     cflags = [ "--sysroot=" + sysroot ]
@@ skipping 161 matching lines @@
 
   functions = [
     "pci_alloc",
     "pci_init",
     "pci_cleanup",
     "pci_scan_bus",
     "pci_fill_info",
     "pci_lookup_name",
   ]
 }
+
+# Note: in GYP this runs libgcrypt-config with some horrible sed stuff. This

[Lei Zhang, 2014/06/02 20:59:33]

In http://crrev.com/271563, I removed the libgcrypt dependency, but forgot to
remove this. Since we no longer depend on libgcrypt, you can omit this. I'll go
ahead and delete it from the gyp version in a separate CL.

[Lei Zhang, 2014/06/02 23:33:27]

Please remove this.

+# config seems to just return "-lgcrypt" on supported systems, so just do that.
+config("libgcrypt") {
+  libs = [ "gcrypt" ]
+}