Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/pc/peerconnection.cc

Index: webrtc/pc/peerconnection.cc
diff --git a/webrtc/api/peerconnection.cc b/webrtc/pc/peerconnection.cc
similarity index 99%
rename from webrtc/api/peerconnection.cc
rename to webrtc/pc/peerconnection.cc
index 78e6790dd7aa0ecbffc0dd161061b338b09bed5f..cbd0d4b25a861b788e7f65d478ebf749ba90c1b6 100644
--- a/webrtc/api/peerconnection.cc
+++ b/webrtc/pc/peerconnection.cc
@@ -8,28 +8,18 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/api/peerconnection.h"
+#include "webrtc/pc/peerconnection.h"
 
 #include <algorithm>
 #include <cctype>  // for isdigit
 #include <utility>
 #include <vector>
 
-#include "webrtc/api/audiotrack.h"
-#include "webrtc/api/dtmfsender.h"
 #include "webrtc/api/jsepicecandidate.h"
 #include "webrtc/api/jsepsessiondescription.h"
 #include "webrtc/api/mediaconstraintsinterface.h"
-#include "webrtc/api/mediastream.h"
-#include "webrtc/api/mediastreamobserver.h"
 #include "webrtc/api/mediastreamproxy.h"
 #include "webrtc/api/mediastreamtrackproxy.h"
-#include "webrtc/api/remoteaudiosource.h"
-#include "webrtc/api/rtpreceiver.h"
-#include "webrtc/api/rtpsender.h"
-#include "webrtc/api/streamcollection.h"
-#include "webrtc/api/videocapturertracksource.h"
-#include "webrtc/api/videotrack.h"
 #include "webrtc/base/arraysize.h"
 #include "webrtc/base/bind.h"
 #include "webrtc/base/checks.h"
@@ -40,7 +30,18 @@
 #include "webrtc/call/call.h"
 #include "webrtc/logging/rtc_event_log/rtc_event_log.h"
 #include "webrtc/media/sctp/sctptransport.h"
+#include "webrtc/pc/audiotrack.h"
 #include "webrtc/pc/channelmanager.h"
+#include "webrtc/pc/dtmfsender.h"
+#include "webrtc/pc/mediastream.h"
+#include "webrtc/pc/mediastreamobserver.h"
+#include "webrtc/pc/remoteaudiosource.h"
+#include "webrtc/pc/rtpreceiver.h"
+#include "webrtc/pc/rtpsender.h"
+#include "webrtc/pc/streamcollection.h"
+#include "webrtc/pc/videocapturertracksource.h"
+#include "webrtc/pc/videotrack.h"
+#include "webrtc/system_wrappers/include/clock.h"
 #include "webrtc/system_wrappers/include/field_trial.h"
 
 namespace {