quartz: Forward IMediaFilter to IMediaControl.

dlls/quartz/filtergraph.c

diff --git a/dlls/quartz/filtergraph.c b/dlls/quartz/filtergraph.c
index 3e9a1da..66a9a95 100644
--- a/dlls/quartz/filtergraph.c
+++ b/dlls/quartz/filtergraph.c
@@ -5055,30 +5055,26 @@
 
 static HRESULT WINAPI MediaFilter_Stop(IMediaFilter *iface)
 {
-    FIXME("(): stub\n");
-
-    return E_NOTIMPL;
+    ICOM_THIS_MULTI(IFilterGraphImpl, IMediaFilter_vtbl, iface);
+    return MediaControl_Stop((IMediaControl*)&This->IMediaControl_vtbl);
 }
 
 static HRESULT WINAPI MediaFilter_Pause(IMediaFilter *iface)
 {
-    FIXME("(): stub\n");
-
-    return E_NOTIMPL;
+    ICOM_THIS_MULTI(IFilterGraphImpl, IMediaFilter_vtbl, iface);
+    return MediaControl_Pause((IMediaControl*)&This->IMediaControl_vtbl);
 }
 
 static HRESULT WINAPI MediaFilter_Run(IMediaFilter *iface, REFERENCE_TIME tStart)
 {
-    FIXME("(0x%s): stub\n", wine_dbgstr_longlong(tStart));
-
-    return E_NOTIMPL;
+    ICOM_THIS_MULTI(IFilterGraphImpl, IMediaFilter_vtbl, iface);
+    return MediaControl_Run((IMediaControl*)&This->IMediaControl_vtbl);
 }
 
 static HRESULT WINAPI MediaFilter_GetState(IMediaFilter *iface, DWORD dwMsTimeout, FILTER_STATE * pState)
 {
-    FIXME("(%d, %p): stub\n", dwMsTimeout, pState);
-
-    return E_NOTIMPL;
+    ICOM_THIS_MULTI(IFilterGraphImpl, IMediaFilter_vtbl, iface);
+    return MediaControl_GetState((IMediaControl*)&This->IMediaControl_vtbl, dwMsTimeout, (OAFilterState*)pState);
 }
 
 static HRESULT WINAPI MediaFilter_SetSyncSource(IMediaFilter *iface, IReferenceClock *pClock)