Pass time constant to bwe smoothing filter.

webrtc/test/mock_voe_channel_proxy.h

Index: webrtc/test/mock_voe_channel_proxy.h
diff --git a/webrtc/test/mock_voe_channel_proxy.h b/webrtc/test/mock_voe_channel_proxy.h
index aea30e838ef7591a1ad4cffc9c927acdfc584645..fd4d826e36b54e0eca1e45cb605c04ecfa3db7e2 100644
--- a/webrtc/test/mock_voe_channel_proxy.h
+++ b/webrtc/test/mock_voe_channel_proxy.h
@@ -44,7 +44,7 @@ class MockVoEChannelProxy : public voe::ChannelProxy {
   MOCK_CONST_METHOD0(GetDelayEstimate, uint32_t());
   MOCK_METHOD1(SetSendTelephoneEventPayloadType, bool(int payload_type));
   MOCK_METHOD2(SendTelephoneEventOutband, bool(int event, int duration_ms));
-  MOCK_METHOD1(SetBitrate, void(int bitrate_bps));
+  MOCK_METHOD2(SetBitrate, void(int bitrate_bps, int probing_interval_ms));
   // TODO(solenberg): Talk the compiler into accepting this mock method:
   // MOCK_METHOD1(SetSink, void(std::unique_ptr<AudioSinkInterface> sink));
   MOCK_METHOD1(SetInputMute, void(bool muted));