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diff --git a/mojo/public/interfaces/bindings/new_bindings/interface_control_messages.mojom b/mojo/public/interfaces/bindings/new_bindings/interface_control_messages.mojom
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+// Copyright 2015 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.
+
+[JavaPackage="org.chromium.mojo.bindings.interfacecontrol"]
+module mojo.interface_control2;
+
+// For each user-defined interface, some control functions are provided by the
+// interface endpoints at both sides.
+
+////////////////////////////////////////////////////////////////////////////////
+// Run@0xFFFFFFFF(RunInput input) => (RunOutput? output);
+//
+// This control function runs the input command. If the command is not
+// supported, |output| is set to null; otherwise |output| stores the result,
+// whose type depends on the input.
+
+const uint32 kRunMessageId = 0xFFFFFFFF;
+
+struct RunMessageParams {
+  RunInput input;
+};
+union RunInput {
+  QueryVersion query_version;
+  FlushForTesting flush_for_testing;
+};
+
+struct RunResponseMessageParams {
+  RunOutput? output;
+};
+union RunOutput {
+  QueryVersionResult query_version_result;
+};
+
+// Queries the max supported version of the user-defined interface.
+// Sent by the interface client side.
+struct QueryVersion {
+};
+struct QueryVersionResult {
+  uint32 version;
+};
+
+// Sent by either side of the interface.
+struct FlushForTesting {
+};
+
+////////////////////////////////////////////////////////////////////////////////
+// RunOrClosePipe@0xFFFFFFFE(RunOrClosePipeInput input);
+//
+// This control function runs the input command. If the operation fails or the
+// command is not supported, the message pipe is closed.
+
+const uint32 kRunOrClosePipeMessageId = 0xFFFFFFFE;
+
+struct RunOrClosePipeMessageParams {
+  RunOrClosePipeInput input;
+};
+union RunOrClosePipeInput {
+  RequireVersion require_version;
+};
+
+// If the specified version of the user-defined interface is not supported, the
+// function fails and the pipe is closed.
+// Sent by the interface client side.
+struct RequireVersion {
+  uint32 version;
+};