Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/pc/test/mock_datachannel.h

Index: webrtc/pc/test/mock_datachannel.h
diff --git a/webrtc/api/test/mock_datachannel.h b/webrtc/pc/test/mock_datachannel.h
similarity index 91%
rename from webrtc/api/test/mock_datachannel.h
rename to webrtc/pc/test/mock_datachannel.h
index 1bb39842576ef02f567b61f15cfd293107f2fd61..a46e039ae92336b6661aa30cf9dc2bce58fa3a9a 100644
--- a/webrtc/api/test/mock_datachannel.h
+++ b/webrtc/pc/test/mock_datachannel.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_API_TEST_MOCK_DATACHANNEL_H_
-#define WEBRTC_API_TEST_MOCK_DATACHANNEL_H_
+#ifndef WEBRTC_PC_TEST_MOCK_DATACHANNEL_H_
+#define WEBRTC_PC_TEST_MOCK_DATACHANNEL_H_
 
-#include "webrtc/api/datachannel.h"
+#include "webrtc/pc/datachannel.h"
 #include "webrtc/test/gmock.h"
 
 namespace webrtc {
@@ -51,4 +51,4 @@ class MockDataChannel : public rtc::RefCountedObject<DataChannel> {
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_API_TEST_MOCK_DATACHANNEL_H_
+#endif  // WEBRTC_PC_TEST_MOCK_DATACHANNEL_H_