Make checkdeps.py check third_party.

third_party/liblouis/nacl_wrapper/liblouis_instance.h

 // Copyright 2013 Google Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
 // use this file except in compliance with the License. You may obtain a copy of
 // the License at
 //
 // http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 // License for the specific language governing permissions and limitations under
 // the License.
 
 #ifndef LIBLOUIS_NACL_LIBLOUIS_INSTANCE_H_
 #define LIBLOUIS_NACL_LIBLOUIS_INSTANCE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
-#include "json/json.h"
 #include "liblouis_wrapper.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/cpp/completion_callback.h"
 #include "ppapi/cpp/instance.h"
 #include "ppapi/cpp/message_loop.h"
 #include "ppapi/cpp/var.h"
 #include "ppapi/utility/completion_callback_factory.h"
 #include "ppapi/utility/threading/simple_thread.h"
+#include "third_party/jsoncpp/source/include/json/json.h"
 #include "translation_params.h"
 
 namespace liblouis_nacl {
 
 class LibLouisInstance : public pp::Instance {
  public:
   explicit LibLouisInstance(PP_Instance instance);
   virtual ~LibLouisInstance();
 
   virtual bool Init(uint32_t argc, const char* argn[], const char* argv[]);
@@ skipping 43 matching lines @@
   LibLouisWrapper liblouis_;
   pp::SimpleThread liblouis_thread_;
   pp::CompletionCallbackFactory<LibLouisInstance> cc_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(LibLouisInstance);
 };
 
 }  // namespace liblouis_nacl
 
 #endif  // LIBLOUIS_NACL_LIBLOUIS_INSTANCE_H_