MockDataChannelImpl: Implement new interface methods as NOTIMPLEMENTED()

content/renderer/media/mock_data_channel_impl.cc

Index: content/renderer/media/mock_data_channel_impl.cc
diff --git a/content/renderer/media/mock_data_channel_impl.cc b/content/renderer/media/mock_data_channel_impl.cc
index 6477088bf5508e3d9354dd6d191379d20307f7ca..005ebf4a0f5f31e59358d25aca35e320a1508121 100644
--- a/content/renderer/media/mock_data_channel_impl.cc
+++ b/content/renderer/media/mock_data_channel_impl.cc
@@ -53,6 +53,26 @@ int MockDataChannel::id() const {
 
 MockDataChannel::DataState MockDataChannel::state() const { return state_; }
 
+uint32_t MockDataChannel::messages_sent() const {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
+uint64_t MockDataChannel::bytes_sent() const {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
+uint32_t MockDataChannel::messages_received() const {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
+uint64_t MockDataChannel::bytes_received() const {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
 // For testing.
 void MockDataChannel::changeState(DataState state) {
   state_ = state;