Adding "adapter" ORTC objects on top of ChannelManager/BaseChannel/etc.

webrtc/ortc/testrtpparameters.h

Index: webrtc/ortc/testrtpparameters.h
diff --git a/webrtc/ortc/testrtpparameters.h b/webrtc/ortc/testrtpparameters.h
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+/*
+ *  Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_ORTC_TESTRTPPARAMETERS_H_
+#define WEBRTC_ORTC_TESTRTPPARAMETERS_H_
+
+#include "webrtc/api/ortc/rtptransportinterface.h"
+#include "webrtc/api/rtpparameters.h"
+
+namespace webrtc {
+
+// Helper methods to create RtpParameters to use for sending/receiving.
+//
+// "MakeMinimal" methods contain the minimal necessary information for an
+// RtpSender or RtpReceiver to function. The "MakeFull" methods are the
+// opposite, and include all features that would normally be offered by a
+// PeerConnection, and in some cases additional ones.
+//
+// These methods are intended to be used for end-to-end testing (such as in
+// ortcfactory_integrationtest.cc), or unit testing that doesn't care about the
+// specific contents of the parameters. Tests should NOT assume that these
+// methods will not change; tests that are testing that a specific value in the
+// parameters is applied properly should construct the parameters in the test
+// itself.
+
+inline RtcpParameters MakeRtcpMuxParameters() {
+  RtcpParameters rtcp_parameters;
+  rtcp_parameters.mux = true;
+  return rtcp_parameters;
+}
+
+RtpParameters MakeMinimalOpusParameters();
+RtpParameters MakeMinimalIsacParameters();
+RtpParameters MakeMinimalOpusParametersWithSsrc(uint32_t ssrc);
+RtpParameters MakeMinimalIsacParametersWithSsrc(uint32_t ssrc);
+
+RtpParameters MakeMinimalVp8Parameters();
+RtpParameters MakeMinimalVp9Parameters();
+RtpParameters MakeMinimalVp8ParametersWithSsrc(uint32_t ssrc);
+RtpParameters MakeMinimalVp9ParametersWithSsrc(uint32_t ssrc);
+
+// Will create an encoding with no SSRC (meaning "match first SSRC seen" for a
+// receiver, or "pick one automatically" for a sender).
+RtpParameters MakeMinimalOpusParametersWithNoSsrc();
+RtpParameters MakeMinimalIsacParametersWithNoSsrc();
+RtpParameters MakeMinimalVp8ParametersWithNoSsrc();
+RtpParameters MakeMinimalVp9ParametersWithNoSsrc();
+
+// Make audio parameters with all the available properties configured and
+// features used, and with multiple codecs offered. Obtained by taking a
+// snapshot of a default PeerConnection offer (and adding other things, like
+// bitrate limit).
+RtpParameters MakeFullOpusParameters();
+RtpParameters MakeFullIsacParameters();
+
+// Make video parameters with all the available properties configured and
+// features used, and with multiple codecs offered. Obtained by taking a
+// snapshot of a default PeerConnection offer (and adding other things, like
+// bitrate limit).
+RtpParameters MakeFullVp8Parameters();
+RtpParameters MakeFullVp9Parameters();
+
+}  // namespace webrtc
+
+#endif  // WEBRTC_ORTC_TESTRTPPARAMETERS_H_