objc wrapper for PeerConnection::SetBitrate

webrtc/sdk/objc/Framework/UnitTests/RTCPeerConnectionTest.mm

Index: webrtc/sdk/objc/Framework/UnitTests/RTCPeerConnectionTest.mm
diff --git a/webrtc/sdk/objc/Framework/UnitTests/RTCPeerConnectionTest.mm b/webrtc/sdk/objc/Framework/UnitTests/RTCPeerConnectionTest.mm
index 1797feabce077143a3a7615e8da534c3f2bedc24..d4ed2b30def2800f7a551adedcc339d5ec949eb3 100644
--- a/webrtc/sdk/objc/Framework/UnitTests/RTCPeerConnectionTest.mm
+++ b/webrtc/sdk/objc/Framework/UnitTests/RTCPeerConnectionTest.mm
@@ -59,7 +59,12 @@
     RTCPeerConnection *peerConnection =
         [factory peerConnectionWithConfiguration:config constraints:contraints delegate:nil];
     newConfig = peerConnection.configuration;
+
+    EXPECT_TRUE([peerConnection setBitrate:nullptr toCurrent:nullptr toMax:nullptr]);

[Zach Stein, 2017/05/12 20:27:05]

Maybe [peerConnection setBitrateMinBpsTo:x currentBpsTo:y maxBpsTo:z] is better.

+    EXPECT_FALSE(
+        [peerConnection setBitrate:nullptr toCurrent:[NSNumber numberWithInt:1] toMax:nullptr]);
   }
+
   EXPECT_EQ([config.iceServers count], [newConfig.iceServers count]);
   RTCIceServer *newServer = newConfig.iceServers[0];
   RTCIceServer *origServer = config.iceServers[0];