Move VoiceEngineObserver into AudioSendStream so that we detect typing noises and return properly i…

talk/media/webrtc/fakewebrtccall.h

Index: talk/media/webrtc/fakewebrtccall.h
diff --git a/talk/media/webrtc/fakewebrtccall.h b/talk/media/webrtc/fakewebrtccall.h
index 88edc60d786600af7c7b85705012221b53b218ed..f7906d5aa295e1f00536c857d45ad5e9180c26e7 100644
--- a/talk/media/webrtc/fakewebrtccall.h
+++ b/talk/media/webrtc/fakewebrtccall.h
@@ -29,6 +29,7 @@
 // following classes:
 //
 //   webrtc::Call
+//   webrtc::AudioState
 //   webrtc::AudioSendStream
 //   webrtc::AudioReceiveStream
 //   webrtc::VideoSendStream
@@ -40,6 +41,7 @@
 #include <vector>
 
 #include "webrtc/call.h"
+#include "webrtc/audio_state.h"
 #include "webrtc/audio_receive_stream.h"
 #include "webrtc/audio_send_stream.h"
 #include "webrtc/video_frame.h"
@@ -48,7 +50,13 @@
 
 namespace cricket {
 
-class FakeAudioSendStream : public webrtc::AudioSendStream {
+class FakeAudioState final : public webrtc::AudioState {
+ public:
+  FakeAudioState() {}
+  ~FakeAudioState() override {}
+};
+
+class FakeAudioSendStream final : public webrtc::AudioSendStream {
  public:
   explicit FakeAudioSendStream(
       const webrtc::AudioSendStream::Config& config);
@@ -72,7 +80,7 @@ class FakeAudioSendStream : public webrtc::AudioSendStream {
   webrtc::AudioSendStream::Stats stats_;
 };
 
-class FakeAudioReceiveStream : public webrtc::AudioReceiveStream {
+class FakeAudioReceiveStream final : public webrtc::AudioReceiveStream {
  public:
   explicit FakeAudioReceiveStream(
       const webrtc::AudioReceiveStream::Config& config);
@@ -104,8 +112,8 @@ class FakeAudioReceiveStream : public webrtc::AudioReceiveStream {
   int received_packets_;
 };
 
-class FakeVideoSendStream : public webrtc::VideoSendStream,
-                            public webrtc::VideoCaptureInput {
+class FakeVideoSendStream final : public webrtc::VideoSendStream,
+                                  public webrtc::VideoCaptureInput {
  public:
   FakeVideoSendStream(const webrtc::VideoSendStream::Config& config,
                       const webrtc::VideoEncoderConfig& encoder_config);
@@ -153,7 +161,7 @@ class FakeVideoSendStream : public webrtc::VideoSendStream,
   webrtc::VideoSendStream::Stats stats_;
 };
 
-class FakeVideoReceiveStream : public webrtc::VideoReceiveStream {
+class FakeVideoReceiveStream final : public webrtc::VideoReceiveStream {
  public:
   explicit FakeVideoReceiveStream(
       const webrtc::VideoReceiveStream::Config& config);
@@ -188,7 +196,7 @@ class FakeVideoReceiveStream : public webrtc::VideoReceiveStream {
   webrtc::VideoReceiveStream::Stats stats_;
 };
 
-class FakeCall : public webrtc::Call, public webrtc::PacketReceiver {
+class FakeCall final : public webrtc::Call, public webrtc::PacketReceiver {
  public:
   explicit FakeCall(const webrtc::Call::Config& config);
   ~FakeCall() override;