Updated structures and functions for setting the max bitrate limit to take rtc::Optional<int>

webrtc/video/video_send_stream_tests.cc

Index: webrtc/video/video_send_stream_tests.cc
diff --git a/webrtc/video/video_send_stream_tests.cc b/webrtc/video/video_send_stream_tests.cc
index 067a6b7fc5048ba602999d0681d8661b6fd35508..7c3cd4f6ea4328a8afdc6838ed46a7bab17df9b5 100644
--- a/webrtc/video/video_send_stream_tests.cc
+++ b/webrtc/video/video_send_stream_tests.cc
@@ -1770,7 +1770,8 @@ TEST_F(VideoSendStreamTest,
       Call::Config config;
       config.bitrate_config.min_bitrate_bps = kMinBitrateKbps * 1000;
       config.bitrate_config.start_bitrate_bps = kStartBitrateKbps * 1000;
-      config.bitrate_config.max_bitrate_bps = kMaxBitrateKbps * 1000;
+      config.bitrate_config.max_bitrate_bps =
+          rtc::Optional<int>(kMaxBitrateKbps * 1000);
       return config;
     }
 
@@ -1799,7 +1800,8 @@ TEST_F(VideoSendStreamTest,
     void PerformTest() override {
       Call::Config::BitrateConfig bitrate_config;
       bitrate_config.start_bitrate_bps = kIncreasedStartBitrateKbps * 1000;
-      bitrate_config.max_bitrate_bps = kIncreasedMaxBitrateKbps * 1000;
+      bitrate_config.max_bitrate_bps =
+          rtc::Optional<int>(kIncreasedMaxBitrateKbps * 1000);
       call_->SetBitrateConfig(bitrate_config);
       EXPECT_TRUE(Wait())
           << "Timed out while waiting encoder to be configured.";