Stop using LOG macros in favor of RTC_ prefixed macros.

This CL has been generated with the following script:

for m in PLOG \
  LOG_TAG \
  LOG_GLEM \
  LOG_GLE_EX \
  LOG_GLE \
  LAST_SYSTEM_ERROR \
  LOG_ERRNO_EX \
  LOG_ERRNO \
  LOG_ERR_EX \
  LOG_ERR \
  LOG_V \
  LOG_F \
  LOG_T_F \
  LOG_E \
  LOG_T \
  LOG_CHECK_LEVEL_V \
  LOG_CHECK_LEVEL \
  LOG
do
  git grep -l $m | xargs sed -i "s,\b$m\b,RTC_$m,g"
done
git checkout rtc_base/logging.h
git cl format

Bug: webrtc:8452
Change-Id: I1a53ef3e0a5ef6e244e62b2e012b864914784600
Reviewed-on: https://webrtc-review.googlesource.com/21325
Reviewed-by: Niels Moller <nisse@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20617}
diff --git a/media/sctp/sctptransport_unittest.cc b/media/sctp/sctptransport_unittest.cc
index 92f7cbb..32e439a 100644
--- a/media/sctp/sctptransport_unittest.cc
+++ b/media/sctp/sctptransport_unittest.cc
@@ -150,11 +150,12 @@
     bool asymmetric = false;
     fake_dtls1_->SetDestination(fake_dtls2_.get(), asymmetric);
 
-    LOG(LS_VERBOSE) << "Transport setup ----------------------------- ";
+    RTC_LOG(LS_VERBOSE) << "Transport setup ----------------------------- ";
     AddStream(1);
     AddStream(2);
 
-    LOG(LS_VERBOSE) << "Connect the transports -----------------------------";
+    RTC_LOG(LS_VERBOSE)
+        << "Connect the transports -----------------------------";
     // Both transports need to have started (with matching ports) for an
     // association to be formed.
     transport1_->Start(port1, port2);
@@ -397,34 +398,34 @@
   SetupConnectedTransportsWithTwoStreams();
 
   SendDataResult result;
-  LOG(LS_VERBOSE)
+  RTC_LOG(LS_VERBOSE)
       << "transport1 sending: 'hello?' -----------------------------";
   ASSERT_TRUE(SendData(transport1(), 1, "hello?", &result));
   EXPECT_EQ(SDR_SUCCESS, result);
   EXPECT_TRUE_WAIT(ReceivedData(receiver2(), 1, "hello?"), kDefaultTimeout);
-  LOG(LS_VERBOSE) << "recv2.received=" << receiver2()->received()
-                  << ", recv2.last_params.sid="
-                  << receiver2()->last_params().sid
-                  << ", recv2.last_params.timestamp="
-                  << receiver2()->last_params().timestamp
-                  << ", recv2.last_params.seq_num="
-                  << receiver2()->last_params().seq_num
-                  << ", recv2.last_data=" << receiver2()->last_data();
+  RTC_LOG(LS_VERBOSE) << "recv2.received=" << receiver2()->received()
+                      << ", recv2.last_params.sid="
+                      << receiver2()->last_params().sid
+                      << ", recv2.last_params.timestamp="
+                      << receiver2()->last_params().timestamp
+                      << ", recv2.last_params.seq_num="
+                      << receiver2()->last_params().seq_num
+                      << ", recv2.last_data=" << receiver2()->last_data();
 
-  LOG(LS_VERBOSE)
+  RTC_LOG(LS_VERBOSE)
       << "transport2 sending: 'hi transport1' -----------------------------";
   ASSERT_TRUE(SendData(transport2(), 2, "hi transport1", &result));
   EXPECT_EQ(SDR_SUCCESS, result);
   EXPECT_TRUE_WAIT(ReceivedData(receiver1(), 2, "hi transport1"),
                    kDefaultTimeout);
-  LOG(LS_VERBOSE) << "recv1.received=" << receiver1()->received()
-                  << ", recv1.last_params.sid="
-                  << receiver1()->last_params().sid
-                  << ", recv1.last_params.timestamp="
-                  << receiver1()->last_params().timestamp
-                  << ", recv1.last_params.seq_num="
-                  << receiver1()->last_params().seq_num
-                  << ", recv1.last_data=" << receiver1()->last_data();
+  RTC_LOG(LS_VERBOSE) << "recv1.received=" << receiver1()->received()
+                      << ", recv1.last_params.sid="
+                      << receiver1()->last_params().sid
+                      << ", recv1.last_params.timestamp="
+                      << receiver1()->last_params().timestamp
+                      << ", recv1.last_params.seq_num="
+                      << receiver1()->last_params().seq_num
+                      << ", recv1.last_data=" << receiver1()->last_data();
 }
 
 // Sends a lot of large messages at once and verifies SDR_BLOCK is returned.