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

webrtc/call/call_unittest.cc

Index: webrtc/call/call_unittest.cc
diff --git a/webrtc/call/call_unittest.cc b/webrtc/call/call_unittest.cc
index 9819b538f85c51e66edef33b7b9059a6febf502d..ea28c8ed49c1957328d8bcbde5fe28302cc2697f 100644
--- a/webrtc/call/call_unittest.cc
+++ b/webrtc/call/call_unittest.cc
@@ -12,6 +12,7 @@
 
 #include "testing/gtest/include/gtest/gtest.h"
 
+#include "webrtc/audio_state.h"
 #include "webrtc/call.h"
 #include "webrtc/test/fake_voice_engine.h"
 
@@ -19,8 +20,10 @@ namespace {
 
 struct CallHelper {
   CallHelper() : voice_engine_(new webrtc::test::FakeVoiceEngine()) {
+    webrtc::AudioState::Config audio_state_config;
+    audio_state_config.voice_engine = voice_engine_.get();
     webrtc::Call::Config config;
-    config.voice_engine = voice_engine_.get();
+    config.audio_state = webrtc::AudioState::Create(audio_state_config);
     call_.reset(webrtc::Call::Create(config));
   }