Eliminate unnecessary `RTC_TRACE_EVENTS_ENABLED`

Bug: webrtc:14073
Change-Id: I6365cc17393be52c11312dfa954783a3e135cb8c
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/262263
Reviewed-by: Erik Språng <sprang@webrtc.org>
Reviewed-by: Johannes Kron <kron@webrtc.org>
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36929}

pc/rtc_stats_integrationtest.cc

diff --git a/pc/rtc_stats_integrationtest.cc b/pc/rtc_stats_integrationtest.cc
index cdb75ad..598395a 100644
--- a/pc/rtc_stats_integrationtest.cc
+++ b/pc/rtc_stats_integrationtest.cc
@@ -1169,7 +1169,7 @@
 
 #if RTC_TRACE_EVENTS_ENABLED
   EXPECT_EQ(report->ToJson(), RTCStatsReportTraceListener::last_trace());
-  #endif
+#endif
 }
 
 TEST_F(RTCStatsIntegrationTest, GetStatsFromCallee) {
@@ -1180,7 +1180,7 @@
 
 #if RTC_TRACE_EVENTS_ENABLED
   EXPECT_EQ(report->ToJson(), RTCStatsReportTraceListener::last_trace());
-  #endif
+#endif
 }
 
 // These tests exercise the integration of the stats selection algorithm inside
@@ -1260,10 +1260,10 @@
   // Any pending stats requests should have completed in the act of destroying
   // the peer connection.
   ASSERT_TRUE(stats_obtainer->report());
-  #if RTC_TRACE_EVENTS_ENABLED
+#if RTC_TRACE_EVENTS_ENABLED
   EXPECT_EQ(stats_obtainer->report()->ToJson(),
             RTCStatsReportTraceListener::last_trace());
-  #endif
+#endif
 }
 
 TEST_F(RTCStatsIntegrationTest, GetsStatsWhileClosingPeerConnection) {
@@ -1275,10 +1275,10 @@
   caller_->pc()->Close();
 
   ASSERT_TRUE(stats_obtainer->report());
-  #if RTC_TRACE_EVENTS_ENABLED
+#if RTC_TRACE_EVENTS_ENABLED
   EXPECT_EQ(stats_obtainer->report()->ToJson(),
             RTCStatsReportTraceListener::last_trace());
-  #endif
+#endif
 }
 
 // GetStatsReferencedIds() is optimized to recognize what is or isn't a