Add polling and audio check to copresence.

components/copresence/handlers/directive_handler_unittest.cc

Index: components/copresence/handlers/directive_handler_unittest.cc
diff --git a/components/copresence/handlers/directive_handler_unittest.cc b/components/copresence/handlers/directive_handler_unittest.cc
index 09de7ea23570c3f0d3687b5b23ea377f81c1e09d..30a0a9672d2afa00e287bcc1ea54e6dd25107e38 100644
--- a/components/copresence/handlers/directive_handler_unittest.cc
+++ b/components/copresence/handlers/directive_handler_unittest.cc
@@ -35,9 +35,8 @@ class FakeAudioDirectiveHandler final : public AudioDirectiveHandler {
  public:
   FakeAudioDirectiveHandler() {}
 
-  void Initialize(
-      const AudioManager::DecodeSamplesCallback& /* decode_cb */,
-      const AudioManager::EncodeTokenCallback& /* encode_cb */) override {}
+  void Initialize(WhispernetClient* /* whispernet_client */,
+                  const TokensCallback& /* tokens_cb */) override {}
 
   void AddInstruction(const TokenInstruction& instruction,
                       const std::string& /* op_id */,
@@ -54,6 +53,11 @@ class FakeAudioDirectiveHandler final : public AudioDirectiveHandler {
     return "";
   }
 
+  bool IsPlayingTokenHeard(AudioType /* type */) const override {
+    NOTREACHED();
+    return false;
+  }
+
   const std::vector<std::string>& added_tokens() const {
     return added_tokens_;
   }
@@ -90,7 +94,7 @@ TEST_F(DirectiveHandlerTest, Queuing) {
   EXPECT_THAT(audio_handler_->added_tokens(), IsEmpty());
   EXPECT_THAT(audio_handler_->removed_operations(), IsEmpty());
 
-  directive_handler_.Start(whispernet_client_.get());
+  directive_handler_.Start(whispernet_client_.get(), TokensCallback());
   directive_handler_.RemoveDirectives("id 3");
 
   EXPECT_THAT(audio_handler_->added_tokens(), ElementsAre("token 3"));