Remove redundant webrtc:: prefixes in modules/congestion_controller

Created by
tools_webrtc/remove_extra_namespace.py --namespace webrtc

and manual adjustments.

This CL was uploaded by git cl split.

R=eshr@webrtc.org

No-IWYU: Refactoring
Bug: webrtc:42232595
Change-Id: Ifda073e47759c2ef24e08625a417811c1e9f678d
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/396184
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Evan Shrubsole <eshr@webrtc.org>
Auto-Submit: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Evan Shrubsole <eshr@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#44894}
diff --git a/modules/congestion_controller/goog_cc/acknowledged_bitrate_estimator_unittest.cc b/modules/congestion_controller/goog_cc/acknowledged_bitrate_estimator_unittest.cc
index 7d5a736..098ae95 100644
--- a/modules/congestion_controller/goog_cc/acknowledged_bitrate_estimator_unittest.cc
+++ b/modules/congestion_controller/goog_cc/acknowledged_bitrate_estimator_unittest.cc
@@ -140,4 +140,4 @@
   EXPECT_EQ(return_value, states.acknowledged_bitrate_estimator->bitrate());
 }
 
-}  // namespace webrtc*/
+}  // namespace webrtc
diff --git a/modules/congestion_controller/goog_cc/probe_controller.h b/modules/congestion_controller/goog_cc/probe_controller.h
index 9c9c39e..08938f8 100644
--- a/modules/congestion_controller/goog_cc/probe_controller.h
+++ b/modules/congestion_controller/goog_cc/probe_controller.h
@@ -152,7 +152,7 @@
   ABSL_MUST_USE_RESULT std::vector<ProbeClusterConfig> RequestProbe(
       Timestamp at_time);
 
-  void SetNetworkStateEstimate(webrtc::NetworkStateEstimate estimate);
+  void SetNetworkStateEstimate(NetworkStateEstimate estimate);
 
   // Resets the ProbeController to a state equivalent to as if it was just
   // created EXCEPT for configuration settings like
@@ -195,7 +195,7 @@
   DataRate min_bitrate_to_probe_further_ = DataRate::PlusInfinity();
   Timestamp time_last_probing_initiated_ = Timestamp::MinusInfinity();
   DataRate estimated_bitrate_ = DataRate::Zero();
-  std::optional<webrtc::NetworkStateEstimate> network_estimate_;
+  std::optional<NetworkStateEstimate> network_estimate_;
   DataRate start_bitrate_ = DataRate::Zero();
   DataRate max_bitrate_ = DataRate::PlusInfinity();
   Timestamp last_bwe_drop_probing_time_ = Timestamp::Zero();