atl: Add stubs for AtlIPersistStreamInit_Load and AtlIPersistStreamInit_Save. Based on a patch by Anastasius Focht and information from Inside ATL.

diff --git a/dlls/atl/atl.spec b/dlls/atl/atl.spec
index cbeecb6..27fb171 100644
--- a/dlls/atl/atl.spec
+++ b/dlls/atl/atl.spec

@@ -41,8 +41,8 @@
 47 stdcall AtlAxGetControl(long ptr)
 48 stdcall AtlAxGetHost(long ptr)
 49 stub AtlRegisterClassCategoriesHelper
-50 stub AtlIPersistStreamInit_Load
-51 stub AtlIPersistStreamInit_Save
+50 stdcall AtlIPersistStreamInit_Load(ptr ptr ptr ptr)
+51 stdcall AtlIPersistStreamInit_Save(ptr long ptr ptr ptr)
 52 stub AtlIPersistPropertyBag_Load
 53 stub AtlIPersistPropertyBag_Save
 54 stub AtlGetObjectSourceInterface

diff --git a/dlls/atl/atl_main.c b/dlls/atl/atl_main.c
index d4d950a..938df36 100644
--- a/dlls/atl/atl_main.c
+++ b/dlls/atl/atl_main.c

@@ -534,3 +534,32 @@
     }
     return NULL;
 }
+
+/* FIXME: should be in a header file */
+typedef struct ATL_PROPMAP_ENTRY
+{
+    LPCOLESTR szDesc;
+    DISPID dispid;
+    const CLSID* pclsidPropPage;
+    const IID* piidDispatch;
+    DWORD dwOffsetData;
+    DWORD dwSizeData;
+    VARTYPE vt;
+} ATL_PROPMAP_ENTRY;
+
+HRESULT WINAPI AtlIPersistStreamInit_Load( LPSTREAM pStm, ATL_PROPMAP_ENTRY *pMap,
+                                           void *pThis, IUnknown *pUnk)
+{
+    FIXME("(%p, %p, %p, %p)\n", pStm, pMap, pThis, pUnk);
+
+    return S_OK;
+}
+
+HRESULT WINAPI AtlIPersistStreamInit_Save(LPSTREAM pStm, BOOL fClearDirty,
+                                          ATL_PROPMAP_ENTRY *pMap, void *pThis,
+                                          IUnknown *pUnk)
+{
+    FIXME("(%p, %d, %p, %p, %p)\n", pStm, fClearDirty, pMap, pThis, pUnk);
+
+    return S_OK;
+}