Stop increasing loss-based BWE if no feedback is received.

webrtc/modules/bitrate_controller/send_side_bandwidth_estimation_unittest.cc

Index: webrtc/modules/bitrate_controller/send_side_bandwidth_estimation_unittest.cc
diff --git a/webrtc/modules/bitrate_controller/send_side_bandwidth_estimation_unittest.cc b/webrtc/modules/bitrate_controller/send_side_bandwidth_estimation_unittest.cc
index 64cb2fee5191283466d33e442cfab7bf14a14391..508c3cc1a38b64e5f63affde44a34c008e5f0992 100644
--- a/webrtc/modules/bitrate_controller/send_side_bandwidth_estimation_unittest.cc
+++ b/webrtc/modules/bitrate_controller/send_side_bandwidth_estimation_unittest.cc
@@ -67,7 +67,7 @@ TEST(SendSideBweTest, DoesntReapplyBitrateDecreaseWithoutFollowingRemb) {
   MockRtcEventLog event_log;
   EXPECT_CALL(event_log,
               LogBwePacketLossEvent(testing::Gt(0), testing::Gt(0), 0))
-      .Times(3);
+      .Times(2);
   SendSideBandwidthEstimation bwe(&event_log);
   static const int kMinBitrateBps = 100000;
   static const int kInitialBitrateBps = 1000000;
@@ -89,7 +89,7 @@ TEST(SendSideBweTest, DoesntReapplyBitrateDecreaseWithoutFollowingRemb) {
   // Signal heavy loss to go down in bitrate.
   bwe.UpdateReceiverBlock(kFractionLoss, kRttMs, 100, now_ms);
   // Trigger an update 2 seconds later to not be rate limited.
-  now_ms += 2000;
+  now_ms += 1000;
   bwe.UpdateEstimate(now_ms);
 
   bwe.CurrentEstimate(&bitrate_bps, &fraction_loss, &rtt_ms);
@@ -107,7 +107,7 @@ TEST(SendSideBweTest, DoesntReapplyBitrateDecreaseWithoutFollowingRemb) {
   int last_bitrate_bps = bitrate_bps;
   // Trigger an update 2 seconds later to not be rate limited (but it still
   // shouldn't update).
-  now_ms += 2000;
+  now_ms += 1000;
   bwe.UpdateEstimate(now_ms);
   bwe.CurrentEstimate(&bitrate_bps, &fraction_loss, &rtt_ms);