New PeerConnection handler in Chrome to support latest PeerConnection draft

content/renderer/media/mock_web_rtc_peer_connection_handler_client.cc

+// Copyright (c) 2012 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 "content/renderer/media/mock_web_rtc_peer_connection_handler_client.h"
+
+#include "base/logging.h"
+#include "base/utf_string_conversions.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebICECandidateDescriptor.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebMediaStreamDescriptor.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
+
+namespace WebKit {
+
+MockWebRTCPeerConnectionHandlerClient::
+MockWebRTCPeerConnectionHandlerClient()
+    : renegotiate_(false),
+      ready_state_(ReadyStateNew),
+      ice_state_(ICEStateNew),
+      candidate_mline_index_(-1) {
+}
+
+MockWebRTCPeerConnectionHandlerClient::
+~MockWebRTCPeerConnectionHandlerClient() {}
+
+void MockWebRTCPeerConnectionHandlerClient::doRenegotiate() {
+  renegotiate_ = true;
+}
+
+void MockWebRTCPeerConnectionHandlerClient::didGenerateICECandidate(
+    const WebRTCICECandidateDescriptor& candidate) {
+  if (!candidate.isNull()) {
+    candidate_sdp_ = UTF16ToUTF8(candidate.candidate());
+    candidate_mline_index_ = candidate.sdpMLineIndex();
+    candidate_mid_ = UTF16ToUTF8(candidate.sdpMid());
+  } else {
+    candidate_sdp_ = "";
+    candidate_mline_index_ = 0;

[Ronghua Wu (Left Chromium), 2012/08/14 00:59:03]

-1?  0 is a valid value.

[perkj_chrome, 2012/08/14 09:15:40]

Done.

+    candidate_mid_ = "";
+  }
+}
+
+void MockWebRTCPeerConnectionHandlerClient::didChangeReadyState(
+    ReadyState state) {
+  ready_state_ = state;
+}
+
+void MockWebRTCPeerConnectionHandlerClient::didChangeICEState(ICEState state) {
+  ice_state_ = state;
+}
+
+void MockWebRTCPeerConnectionHandlerClient::didAddRemoteStream(
+    const WebMediaStreamDescriptor& stream_descriptor) {
+  stream_label_ = UTF16ToUTF8(stream_descriptor.label());
+}
+
+void MockWebRTCPeerConnectionHandlerClient::didRemoveRemoteStream(
+    const WebMediaStreamDescriptor& stream_descriptor) {
+  DCHECK(stream_label_ == UTF16ToUTF8(stream_descriptor.label()));
+  stream_label_.clear();
+}
+
+}  // namespace WebKit