diff --git a/p2p/base/stunport.h b/p2p/base/stunport.h
index ca43cbc8c4..d7c9cb8a4f 100644
--- a/p2p/base/stunport.h
+++ b/p2p/base/stunport.h
@@ -21,10 +21,6 @@
 #include "rtc_base/asyncpacketsocket.h"
 
 // TODO(mallinath) - Rename stunport.cc|h to udpport.cc|h.
-namespace rtc {
-class AsyncResolver;
-class SignalThread;
-}
 
 namespace cricket {
 
diff --git a/p2p/base/turnport.h b/p2p/base/turnport.h
index 5db1956a9b..e152e0a9df 100644
--- a/p2p/base/turnport.h
+++ b/p2p/base/turnport.h
@@ -26,11 +26,6 @@
 #include "rtc_base/asyncpacketsocket.h"
 #include "rtc_base/sslcertificate.h"
 
-namespace rtc {
-class AsyncResolver;
-class SignalThread;
-}
-
 namespace webrtc {
 class TurnCustomizer;
 }