Add interval estimator to remote bitrate estimator

webrtc/modules/congestion_controller/delay_based_bwe_unittest.cc

Index: webrtc/modules/congestion_controller/delay_based_bwe_unittest.cc
diff --git a/webrtc/modules/congestion_controller/delay_based_bwe_unittest.cc b/webrtc/modules/congestion_controller/delay_based_bwe_unittest.cc
index 287746980a9979c72920be0149cbedb007bfb156..d439a2b9cbf6c6c7083a86bd00ecca67d2896fd7 100644
--- a/webrtc/modules/congestion_controller/delay_based_bwe_unittest.cc
+++ b/webrtc/modules/congestion_controller/delay_based_bwe_unittest.cc
@@ -129,7 +129,7 @@ TEST_F(DelayBasedBweTest, RateIncreaseRtpTimestamps) {
 }
 
 TEST_F(DelayBasedBweTest, CapacityDropOneStream) {
-  CapacityDropTestHelper(1, false, 633, 0);
+  CapacityDropTestHelper(1, false, 567, 0);
 }
 
 TEST_F(DelayBasedBweTest, CapacityDropPosOffsetChange) {
@@ -141,7 +141,7 @@ TEST_F(DelayBasedBweTest, CapacityDropNegOffsetChange) {
 }
 
 TEST_F(DelayBasedBweTest, CapacityDropOneStreamWrap) {
-  CapacityDropTestHelper(1, true, 633, 0);
+  CapacityDropTestHelper(1, true, 567, 0);
 }
 
 TEST_F(DelayBasedBweTest, TestTimestampGrouping) {