dimm.idl: Add IActiveIMMMessagePumpOwner.

include/dimm.idl

@@ -578,6 +578,20 @@ interface IActiveIMMApp : IUnknown
             [out] IEnumInputContext **ppEnum);
 }
 
+[
+    object,
+    uuid(b5cf2cfa-8aeb-11d1-9364-0060b067b86e),
+    pointer_default(unique)
+]
+interface IActiveIMMMessagePumpOwner : IUnknown
+{
+    HRESULT Start();
+    HRESULT End();
+    HRESULT OnTranslateMessage([in] const MSG *msg);
+    HRESULT Pause([out] DWORD *cookie);
+    HRESULT Resume([in] DWORD cookie);
+}
+
 [
     uuid(4955dd33-b159-11d0-8fcf-00aa006bcc59)
 ]
@@ -586,5 +600,5 @@ coclass CActiveIMM
     [default] interface IActiveIMMApp;
     /* interface IActiveIMMIME; */
     /* interface IActiveIMMRegistrar; */
-    /* interface IActiveIMMMessagePumpOwner; */
+    interface IActiveIMMMessagePumpOwner;
 }