Fixed a couple of typos.

include/wine/obj_channel.h

diff --git a/include/wine/obj_channel.h b/include/wine/obj_channel.h
index 843f53e..04eeb06 100644
--- a/include/wine/obj_channel.h
+++ b/include/wine/obj_channel.h
@@ -139,7 +139,7 @@
 #define IRpcProxyBuffer_AddRef(p)             ICOM_CALL (AddRef,p)
 #define IRpcProxyBuffer_Release(p)            ICOM_CALL (Release,p)
 /*** IRpcProxyBuffer methods ***/
-#define IRpcProxyBuffer_Connect(p,a)  ICOM_CALL2(Connect,p,a)
+#define IRpcProxyBuffer_Connect(p,a)  ICOM_CALL1(Connect,p,a)
 #define IRpcProxyBuffer_Disconnect(p) ICOM_CALL (Disconnect,p)
 
 
@@ -151,7 +151,7 @@
     ICOM_METHOD1 (HRESULT,        Connect,                   IUnknown*,pUnkServer) \
     ICOM_VMETHOD (                Disconnect) \
     ICOM_METHOD2 (HRESULT,        Invoke,                    RPCOLEMESSAGE*,_prpcmsg, IRpcChannelBuffer*,_pRpcChannelBuffer) \
-    ICOM_METHOD1 (LPRPCCHANNELBUFFER,IsIIDSupported,            REFIID,riid) \
+    ICOM_METHOD1 (LPRPCSTUBBUFFER,IsIIDSupported,            REFIID,riid) \
     ICOM_METHOD  (ULONG,          CountRefs) \
     ICOM_METHOD1 (HRESULT,        DebugServerQueryInterface, void**,ppv) \
     ICOM_VMETHOD1(                DebugServerRelease,        void*,pv)