Framework to allow Chromoting host to respect NAT traversal policy in linux.

remoting/remoting.gyp

Index: remoting/remoting.gyp
diff --git a/remoting/remoting.gyp b/remoting/remoting.gyp
index 325313ba40406b33cad3b77b44bdac39df87e59f..bf907a76b92fb1d383745c29f642edb657f27d24 100644
--- a/remoting/remoting.gyp
+++ b/remoting/remoting.gyp
@@ -176,6 +176,11 @@
         'host/plugin/host_plugin_utils.h',
         'host/plugin/host_script_object.cc',
         'host/plugin/host_script_object.h',
+        'host/plugin/policy_hack/json_value_serializer.cc',
+        'host/plugin/policy_hack/json_value_serializer.h',
+        'host/plugin/policy_hack/nat_policy.h',
+        'host/plugin/policy_hack/nat_policy_linux.cc',
+        'host/plugin/policy_hack/nat_policy_linux.h',
       ],
       'conditions': [
         ['OS=="mac"', {