Revert of Refactor NACK bitrate allocation

webrtc/video/payload_router_unittest.cc

Index: webrtc/video/payload_router_unittest.cc
diff --git a/webrtc/video/payload_router_unittest.cc b/webrtc/video/payload_router_unittest.cc
index 62dba29c05e72873b977a40be9f6159e2fcc2706..5b6612124c25d60be4be424dbfa89eba7406180e 100644
--- a/webrtc/video/payload_router_unittest.cc
+++ b/webrtc/video/payload_router_unittest.cc
@@ -186,4 +186,25 @@
       .WillOnce(Return(kTestMinPayloadLength));
   EXPECT_EQ(kTestMinPayloadLength, payload_router.MaxPayloadLength());
 }
+
+TEST(PayloadRouterTest, SetTargetSendBitrates) {
+  NiceMock<MockRtpRtcp> rtp_1;
+  NiceMock<MockRtpRtcp> rtp_2;
+  std::vector<RtpRtcp*> modules;
+  modules.push_back(&rtp_1);
+  modules.push_back(&rtp_2);
+  PayloadRouter payload_router(modules, 42);
+  std::vector<VideoStream> streams(2);
+  streams[0].max_bitrate_bps = 10000;
+  streams[1].max_bitrate_bps = 100000;
+  payload_router.SetSendStreams(streams);
+
+  const uint32_t bitrate_1 = 10000;
+  const uint32_t bitrate_2 = 76543;
+  EXPECT_CALL(rtp_1, SetTargetSendBitrate(bitrate_1))
+      .Times(1);
+  EXPECT_CALL(rtp_2, SetTargetSendBitrate(bitrate_2))
+      .Times(1);
+  payload_router.SetTargetSendBitrate(bitrate_1 + bitrate_2);
+}
 }  // namespace webrtc