Make ppapi/proxy child-process only

ppapi/proxy/tcp_socket_resource_constants.h

Index: ppapi/proxy/tcp_socket_resource_constants.h
diff --git a/ppapi/proxy/tcp_socket_resource_constants.h b/ppapi/proxy/tcp_socket_resource_constants.h
new file mode 100644
index 0000000000000000000000000000000000000000..9c5833a7a876a025da2db0d5944f2c0c349e2958
--- /dev/null
+++ b/ppapi/proxy/tcp_socket_resource_constants.h
@@ -0,0 +1,38 @@
+// Copyright 2017 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 <stdint.h>
+
+#include "base/macros.h"
+#include "ppapi/proxy/ppapi_proxy_export.h"
+
+namespace ppapi {
+namespace proxy {
+
+class PPAPI_PROXY_EXPORT TCPSocketResourceConstants {
+ public:
+  // The maximum number of bytes that each PpapiHostMsg_PPBTCPSocket_Read
+  // message is allowed to request.
+  static const int32_t kMaxReadSize;
+  // The maximum number of bytes that each PpapiHostMsg_PPBTCPSocket_Write
+  // message is allowed to carry.
+  static const int32_t kMaxWriteSize;
+
+  // The maximum number that we allow for setting
+  // PP_TCPSOCKET_OPTION_SEND_BUFFER_SIZE. This number is only for input
+  // argument sanity check, it doesn't mean the browser guarantees to support
+  // such a buffer size.
+  static const int32_t kMaxSendBufferSize;
+  // The maximum number that we allow for setting
+  // PP_TCPSOCKET_OPTION_RECV_BUFFER_SIZE. This number is only for input
+  // argument sanity check, it doesn't mean the browser guarantees to support
+  // such a buffer size.
+  static const int32_t kMaxReceiveBufferSize;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(TCPSocketResourceConstants);
+};
+
+}  // namespace proxy
+}  // namespace ppapi