From 16fab1a461ad8c8edc16174a6577aacd56eae446 Mon Sep 17 00:00:00 2001
From: Alex Henrie <alexhenrie24@gmail.com>
Date: Mon, 21 Nov 2022 19:25:02 -0700
Subject: [PATCH] ieframe: Use standard C functions for memory allocation.

---
 dlls/ieframe/dochost.c       | 20 ++++++++++----------
 dlls/ieframe/events.c        | 15 +++++++--------
 dlls/ieframe/ie.c            |  2 +-
 dlls/ieframe/ieframe.h       | 17 -----------------
 dlls/ieframe/iexplore.c      | 16 ++++++++--------
 dlls/ieframe/intshcut.c      | 32 ++++++++++++++++----------------
 dlls/ieframe/navigate.c      | 16 ++++++++--------
 dlls/ieframe/oleobject.c     |  4 ++--
 dlls/ieframe/shellbrowser.c  |  4 ++--
 dlls/ieframe/shelluihelper.c |  4 ++--
 dlls/ieframe/webbrowser.c    |  4 ++--
 11 files changed, 58 insertions(+), 76 deletions(-)

diff --git a/dlls/ieframe/dochost.c b/dlls/ieframe/dochost.c
index e73659f1736..97b86d481b9 100644
--- a/dlls/ieframe/dochost.c
+++ b/dlls/ieframe/dochost.c
@@ -269,7 +269,7 @@ static void ready_state_task_destr(task_header_t *_task)
     ready_state_task_t *task = (ready_state_task_t*)_task;
 
     IUnknown_Release(task->doc);
-    heap_free(task);
+    free(task);
 }
 
 static void ready_state_proc(DocHost *This, task_header_t *_task)
@@ -282,7 +282,7 @@ static void ready_state_proc(DocHost *This, task_header_t *_task)
 
 static void push_ready_state_task(DocHost *This, READYSTATE ready_state)
 {
-    ready_state_task_t *task = heap_alloc(sizeof(ready_state_task_t));
+    ready_state_task_t *task = malloc(sizeof(ready_state_task_t));
 
     IUnknown_AddRef(This->document);
     task->doc = This->document;
@@ -293,7 +293,7 @@ static void push_ready_state_task(DocHost *This, READYSTATE ready_state)
 
 static void object_available_task_destr(task_header_t *task)
 {
-    heap_free(task);
+    free(task);
 }
 
 static void object_available_proc(DocHost *This, task_header_t *task)
@@ -331,7 +331,7 @@ HRESULT dochost_object_available(DocHost *This, IUnknown *doc)
 
     /* FIXME: Call SetAdvise */
 
-    task = heap_alloc(sizeof(*task));
+    task = malloc(sizeof(*task));
     push_dochost_task(This, task, object_available_proc, object_available_task_destr, FALSE);
 
     hres = get_doc_ready_state(This, &ready_state);
@@ -388,7 +388,7 @@ static void free_travellog_entry(travellog_entry_t *entry)
         IStream_Release(entry->stream);
         entry->stream = NULL;
     }
-    heap_free(entry->url);
+    free(entry->url);
     entry->url = NULL;
 }
 
@@ -436,7 +436,7 @@ static void update_travellog(DocHost *This)
     }
 
     if(!This->travellog.log) {
-        This->travellog.log = heap_alloc(4 * sizeof(*This->travellog.log));
+        This->travellog.log = malloc(4 * sizeof(*This->travellog.log));
         if(!This->travellog.log)
             return;
 
@@ -444,7 +444,7 @@ static void update_travellog(DocHost *This)
     }else if(This->travellog.size < This->travellog.position+1) {
         travellog_entry_t *new_travellog;
 
-        new_travellog = heap_realloc(This->travellog.log, This->travellog.size*2*sizeof(*This->travellog.log));
+        new_travellog = realloc(This->travellog.log, This->travellog.size * 2 * sizeof(*This->travellog.log));
         if(!new_travellog)
             return;
 
@@ -460,7 +460,7 @@ static void update_travellog(DocHost *This)
 
     new_entry = This->travellog.log + This->travellog.position;
 
-    new_entry->url = heap_strdupW(This->url);
+    new_entry->url = wcsdup(This->url);
     TRACE("Adding %s at %d\n", debugstr_w(This->url), This->travellog.position);
     if(!new_entry->url)
         return;
@@ -1169,7 +1169,7 @@ void DocHost_Release(DocHost *This)
 
     while(This->travellog.length)
         free_travellog_entry(This->travellog.log + --This->travellog.length);
-    heap_free(This->travellog.log);
+    free(This->travellog.log);
 
-    heap_free(This->url);
+    free(This->url);
 }
diff --git a/dlls/ieframe/events.c b/dlls/ieframe/events.c
index c77da31d87e..9c0711d468f 100644
--- a/dlls/ieframe/events.c
+++ b/dlls/ieframe/events.c
@@ -181,7 +181,7 @@ static ULONG WINAPI EnumConnections_Release(IEnumConnections *iface)
 
     if(!ref) {
         IConnectionPoint_Release(&This->cp->IConnectionPoint_iface);
-        heap_free(This);
+        free(This);
     }
 
     return ref;
@@ -324,10 +324,9 @@ static HRESULT WINAPI ConnectionPoint_Advise(IConnectionPoint *iface, IUnknown *
         }
 
         if(i == This->sinks_size)
-            This->sinks = heap_realloc(This->sinks,
-                                          (++This->sinks_size)*sizeof(*This->sinks));
+            This->sinks = realloc(This->sinks, (++This->sinks_size) * sizeof(*This->sinks));
     }else {
-        This->sinks = heap_alloc(sizeof(*This->sinks));
+        This->sinks = malloc(sizeof(*This->sinks));
         This->sinks_size = 1;
         i = 0;
     }
@@ -361,7 +360,7 @@ static HRESULT WINAPI ConnectionPoint_EnumConnections(IConnectionPoint *iface,
 
     TRACE("(%p)->(%p)\n", This, ppEnum);
 
-    ret = heap_alloc(sizeof(*ret));
+    ret = malloc(sizeof(*ret));
     if(!ret)
         return E_OUTOFMEMORY;
 
@@ -402,7 +401,7 @@ void call_sink(ConnectionPoint *This, DISPID dispid, DISPPARAMS *dispparams)
 static void ConnectionPoint_Create(REFIID riid, ConnectionPoint **cp,
                                    IConnectionPointContainer *container)
 {
-    ConnectionPoint *ret = heap_alloc(sizeof(ConnectionPoint));
+    ConnectionPoint *ret = malloc(sizeof(ConnectionPoint));
 
     ret->IConnectionPoint_iface.lpVtbl = &ConnectionPointVtbl;
 
@@ -424,8 +423,8 @@ static void ConnectionPoint_Destroy(ConnectionPoint *This)
             IDispatch_Release(This->sinks[i]);
     }
 
-    heap_free(This->sinks);
-    heap_free(This);
+    free(This->sinks);
+    free(This);
 }
 
 void ConnectionPointContainer_Init(ConnectionPointContainer *This, IUnknown *impl)
diff --git a/dlls/ieframe/ie.c b/dlls/ieframe/ie.c
index ca3771f730a..e44178f3aaa 100644
--- a/dlls/ieframe/ie.c
+++ b/dlls/ieframe/ie.c
@@ -92,7 +92,7 @@ static ULONG WINAPI InternetExplorer_Release(IWebBrowser2 *iface)
         if(This->frame_hwnd)
             DestroyWindow(This->frame_hwnd);
         list_remove(&This->entry);
-        heap_free(This);
+        free(This);
 
         released_obj();
     }
diff --git a/dlls/ieframe/ieframe.h b/dlls/ieframe/ieframe.h
index 633906a70ca..9a42bd801df 100644
--- a/dlls/ieframe/ieframe.h
+++ b/dlls/ieframe/ieframe.h
@@ -37,7 +37,6 @@
 #include "shdeprecated.h"
 #include "docobjectservice.h"
 
-#include "wine/heap.h"
 #include "wine/list.h"
 
 typedef struct ConnectionPoint ConnectionPoint;
@@ -340,22 +339,6 @@ static inline void unlock_module(void) {
     InterlockedDecrement(&module_ref);
 }
 
-static inline LPWSTR heap_strdupW(LPCWSTR str)
-{
-    LPWSTR ret = NULL;
-
-    if(str) {
-        DWORD size;
-
-        size = (lstrlenW(str)+1)*sizeof(WCHAR);
-        ret = heap_alloc(size);
-        if(ret)
-            memcpy(ret, str, size);
-    }
-
-    return ret;
-}
-
 static inline LPWSTR co_strdupW(LPCWSTR str)
 {
     WCHAR *ret = CoTaskMemAlloc((lstrlenW(str) + 1)*sizeof(WCHAR));
diff --git a/dlls/ieframe/iexplore.c b/dlls/ieframe/iexplore.c
index 6eb86d93e5e..acf7a18e3f3 100644
--- a/dlls/ieframe/iexplore.c
+++ b/dlls/ieframe/iexplore.c
@@ -116,7 +116,7 @@ static void free_fav_menu_data(HMENU menu)
     int i;
 
     for(i = 0; (url = get_fav_url_from_id(menu, ID_BROWSE_GOTOFAV_FIRST + i)); i++)
-        heap_free( url );
+        free( url );
 }
 
 static int get_menu_item_count(HMENU menu)
@@ -152,7 +152,7 @@ static void add_fav_to_menu(HMENU favmenu, HMENU menu, LPWSTR title, LPCWSTR url
         return;
     }
 
-    urlbuf = heap_alloc((lstrlenW(url) + 1) * sizeof(WCHAR));
+    urlbuf = malloc((wcslen(url) + 1) * sizeof(WCHAR));
 
     if(!urlbuf)
         return;
@@ -801,7 +801,7 @@ static HRESULT create_ie(InternetExplorer **ret_obj)
 {
     InternetExplorer *ret;
 
-    ret = heap_alloc_zero(sizeof(InternetExplorer));
+    ret = calloc(1, sizeof(InternetExplorer));
     if(!ret)
         return E_OUTOFMEMORY;
 
@@ -888,7 +888,7 @@ static ULONG WINAPI InternetExplorerManager_Release(IInternetExplorerManager *if
 
     if (ref == 0)
     {
-        HeapFree(GetProcessHeap(), 0, This);
+        free(This);
         released_obj();
     }
 
@@ -917,7 +917,7 @@ HRESULT WINAPI InternetExplorerManager_Create(IClassFactory *iface, IUnknown *pO
 
     TRACE("(%p %s %p)\n", pOuter, debugstr_guid(riid), ppv);
 
-    if (!(ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret))))
+    if (!(ret = calloc(1, sizeof(*ret))))
         return E_OUTOFMEMORY;
 
     ret->IInternetExplorerManager_iface.lpVtbl = &InternetExplorerManager_vtbl;
@@ -1057,19 +1057,19 @@ static HDDEDATA WINAPI dde_proc(UINT type, UINT uFmt, HCONV hConv, HSZ hsz1, HSZ
             break;
         }
 
-        url = heap_alloc(size);
+        url = malloc(size);
         if(!url)
             break;
 
         if(DdeGetData(data, (BYTE*)url, size, 0) != size) {
             ERR("error during read\n");
-            heap_free(url);
+            free(url);
             break;
         }
 
         ret = open_dde_url(url);
 
-        heap_free(url);
+        free(url);
         return ret;
     }
 
diff --git a/dlls/ieframe/intshcut.c b/dlls/ieframe/intshcut.c
index e1dda3f6c1c..d250fb051ea 100644
--- a/dlls/ieframe/intshcut.c
+++ b/dlls/ieframe/intshcut.c
@@ -97,7 +97,7 @@ static BOOL run_winemenubuilder( const WCHAR *args )
     lstrcatW( app, menubuilder );
 
     len = (lstrlenW( app ) + lstrlenW( args ) + 1) * sizeof(WCHAR);
-    buffer = heap_alloc( len );
+    buffer = malloc( len );
     if( !buffer )
         return FALSE;
 
@@ -113,7 +113,7 @@ static BOOL run_winemenubuilder( const WCHAR *args )
     ret = CreateProcessW( app, buffer, NULL, NULL, FALSE, DETACHED_PROCESS, NULL, NULL, &si, &pi );
     Wow64RevertWow64FsRedirection( redir );
 
-    heap_free( buffer );
+    free( buffer );
 
     if (ret)
     {
@@ -132,13 +132,13 @@ static BOOL StartLinkProcessor( LPCOLESTR szLink )
     BOOL ret;
 
     len = sizeof(szFormat) + lstrlenW( szLink ) * sizeof(WCHAR);
-    buffer = heap_alloc( len );
+    buffer = malloc( len );
     if( !buffer )
         return FALSE;
 
     swprintf( buffer, len / sizeof(WCHAR), szFormat, szLink );
     ret = run_winemenubuilder( buffer );
-    heap_free( buffer );
+    free( buffer );
     return ret;
 }
 
@@ -193,7 +193,7 @@ static ULONG Unknown_Release(InternetShortcut *This)
         CoTaskMemFree(This->url);
         CoTaskMemFree(This->currentFile);
         IPropertySetStorage_Release(This->property_set_storage);
-        heap_free(This);
+        free(This);
         unlock_module();
     }
     return count;
@@ -374,13 +374,13 @@ static HRESULT WINAPI UniformResourceLocatorA_InvokeCommand(IUniformResourceLoca
     wideCommandInfo.hwndParent = pCommandInfo->hwndParent;
 
     len = MultiByteToWideChar(CP_ACP, 0, pCommandInfo->pcszVerb, -1, NULL, 0);
-    wideVerb = heap_alloc(len * sizeof(WCHAR));
+    wideVerb = malloc(len * sizeof(WCHAR));
     MultiByteToWideChar(CP_ACP, 0, pCommandInfo->pcszVerb, -1, wideVerb, len);
 
     wideCommandInfo.pcszVerb = wideVerb;
 
     res = UniformResourceLocatorW_InvokeCommand(&This->IUniformResourceLocatorW_iface, &wideCommandInfo);
-    heap_free(wideVerb);
+    free(wideVerb);
 
     return res;
 }
@@ -565,7 +565,7 @@ static HRESULT WINAPI PersistFile_Save(IPersistFile *pFile, LPCOLESTR pszFileNam
      *   An ASCII (probably UTF8?) value in "URL=..."
      */
     len = WideCharToMultiByte(CP_UTF8, 0, This->url, -1, NULL, 0, 0, 0);
-    url = heap_alloc(len);
+    url = malloc(len);
     if (url != NULL)
     {
         HANDLE file;
@@ -607,14 +607,14 @@ static HRESULT WINAPI PersistFile_Save(IPersistFile *pFile, LPCOLESTR pszFileNam
                 {
                     char indexString[50];
                     len = WideCharToMultiByte(CP_UTF8, 0, pvread[0].pwszVal, -1, NULL, 0, 0, 0);
-                    iconfile = heap_alloc(len);
+                    iconfile = malloc(len);
                     if (iconfile != NULL)
                     {
                         WideCharToMultiByte(CP_UTF8, 0, pvread[0].pwszVal, -1, iconfile, len, 0, 0);
                         WriteFile(file, str_ICONFILE, lstrlenA(str_ICONFILE), &bytesWritten, NULL);
                         WriteFile(file, iconfile, lstrlenA(iconfile), &bytesWritten, NULL);
                         WriteFile(file, str_eol, lstrlenA(str_eol), &bytesWritten, NULL);
-                        heap_free(iconfile);
+                        free(iconfile);
                     }
 
                     sprintf(indexString, "ICONINDEX=%d", pvread[1].iVal);
@@ -642,7 +642,7 @@ static HRESULT WINAPI PersistFile_Save(IPersistFile *pFile, LPCOLESTR pszFileNam
         }
         else
             hr = E_FAIL;
-        heap_free(url);
+        free(url);
     }
     else
         hr = E_OUTOFMEMORY;
@@ -793,7 +793,7 @@ static InternetShortcut *create_shortcut(void)
 {
     InternetShortcut *newshortcut;
 
-    newshortcut = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(InternetShortcut));
+    newshortcut = calloc(1, sizeof(InternetShortcut));
     if (newshortcut)
     {
         HRESULT hr;
@@ -809,7 +809,7 @@ static InternetShortcut *create_shortcut(void)
         if (FAILED(hr))
         {
             TRACE("Failed to create the storage object needed for the shortcut.\n");
-            heap_free(newshortcut);
+            free(newshortcut);
             return NULL;
         }
 
@@ -818,7 +818,7 @@ static InternetShortcut *create_shortcut(void)
         {
             TRACE("Failed to create the property object needed for the shortcut.\n");
             IPropertySetStorage_Release(newshortcut->property_set_storage);
-            heap_free(newshortcut);
+            free(newshortcut);
             return NULL;
         }
         IPropertyStorage_Release(dummy);
@@ -864,7 +864,7 @@ void WINAPI OpenURL(HWND hWnd, HINSTANCE hInst, LPCSTR lpcstrUrl, int nShowCmd)
         return;
 
     len = MultiByteToWideChar(CP_ACP, 0, lpcstrUrl, -1, NULL, 0);
-    urlfilepath = heap_alloc(len * sizeof(WCHAR));
+    urlfilepath = malloc(len * sizeof(WCHAR));
     MultiByteToWideChar(CP_ACP, 0, lpcstrUrl, -1, urlfilepath, len);
 
     if(SUCCEEDED(IPersistFile_Load(&shortcut->IPersistFile_iface, urlfilepath, 0))) {
@@ -879,6 +879,6 @@ void WINAPI OpenURL(HWND hWnd, HINSTANCE hInst, LPCSTR lpcstrUrl, int nShowCmd)
             TRACE("failed to open URL: %s\n", debugstr_a(lpcstrUrl));
     }
 
-    heap_free(urlfilepath);
+    free(urlfilepath);
     Unknown_Release(shortcut);
 }
diff --git a/dlls/ieframe/navigate.c b/dlls/ieframe/navigate.c
index cb72464914d..8f8b1f3f192 100644
--- a/dlls/ieframe/navigate.c
+++ b/dlls/ieframe/navigate.c
@@ -132,14 +132,14 @@ HRESULT set_dochost_url(DocHost *This, const WCHAR *url)
     WCHAR *new_url;
 
     if(url) {
-        new_url = heap_strdupW(url);
+        new_url = wcsdup(url);
         if(!new_url)
             return E_OUTOFMEMORY;
     }else {
         new_url = NULL;
     }
 
-    heap_free(This->url);
+    free(This->url);
     This->url = new_url;
 
     This->container_vtbl->set_url(This, This->url);
@@ -215,7 +215,7 @@ static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
             GlobalFree(This->post_data);
         SysFreeString(This->headers);
         SysFreeString(This->url);
-        heap_free(This);
+        free(This);
     }
 
     return ref;
@@ -546,7 +546,7 @@ static const IHttpSecurityVtbl HttpSecurityVtbl = {
 static BindStatusCallback *create_callback(DocHost *doc_host, LPCWSTR url, PBYTE post_data,
         ULONG post_data_len, LPCWSTR headers)
 {
-    BindStatusCallback *ret = heap_alloc(sizeof(BindStatusCallback));
+    BindStatusCallback *ret = malloc(sizeof(BindStatusCallback));
 
     ret->IBindStatusCallback_iface.lpVtbl = &BindStatusCallbackVtbl;
     ret->IHttpNegotiate_iface.lpVtbl      = &HttpNegotiateVtbl;
@@ -780,7 +780,7 @@ static void doc_navigate_task_destr(task_header_t *t)
     SysFreeString(task->headers);
     if(task->post_data)
         SafeArrayDestroy(task->post_data);
-    heap_free(task);
+    free(task);
 }
 
 static void doc_navigate_proc(DocHost *This, task_header_t *t)
@@ -819,7 +819,7 @@ static HRESULT async_doc_navigate(DocHost *This, LPCWSTR url, LPCWSTR headers, P
 
     TRACE("%s\n", debugstr_w(url));
 
-    task = heap_alloc_zero(sizeof(*task));
+    task = calloc(1, sizeof(*task));
     if(!task)
         return E_OUTOFMEMORY;
 
@@ -920,7 +920,7 @@ static void navigate_bsc_task_destr(task_header_t *t)
     task_navigate_bsc_t *task = (task_navigate_bsc_t*)t;
 
     IBindStatusCallback_Release(&task->bsc->IBindStatusCallback_iface);
-    heap_free(task);
+    free(task);
 }
 
 static void navigate_bsc_proc(DocHost *This, task_header_t *t)
@@ -993,7 +993,7 @@ HRESULT navigate_url(DocHost *This, LPCWSTR url, const VARIANT *Flags,
     }else {
         task_navigate_bsc_t *task;
 
-        task = heap_alloc(sizeof(*task));
+        task = malloc(sizeof(*task));
         task->bsc = create_callback(This, url, post_data, post_data_len, headers);
         push_dochost_task(This, &task->header, navigate_bsc_proc, navigate_bsc_task_destr, This->url == NULL);
     }
diff --git a/dlls/ieframe/oleobject.c b/dlls/ieframe/oleobject.c
index 36bca2a9baa..742e78ce4e4 100644
--- a/dlls/ieframe/oleobject.c
+++ b/dlls/ieframe/oleobject.c
@@ -374,7 +374,7 @@ static ULONG WINAPI EnumOLEVERB_Release(IEnumOLEVERB *iface)
     TRACE("(%p) ref=%ld\n", This, ref);
 
     if(!ref)
-        heap_free(This);
+        free(This);
 
     return ref;
 }
@@ -718,7 +718,7 @@ static HRESULT WINAPI OleObject_EnumVerbs(IOleObject *iface, IEnumOLEVERB **ppEn
 
     TRACE("(%p)->(%p)\n", This, ppEnumOleVerb);
 
-    ret = heap_alloc(sizeof(*ret));
+    ret = malloc(sizeof(*ret));
     if(!ret)
         return E_OUTOFMEMORY;
 
diff --git a/dlls/ieframe/shellbrowser.c b/dlls/ieframe/shellbrowser.c
index 06f8df9b511..a5666fd761b 100644
--- a/dlls/ieframe/shellbrowser.c
+++ b/dlls/ieframe/shellbrowser.c
@@ -83,7 +83,7 @@ static ULONG WINAPI ShellBrowser_Release(IShellBrowser* iface)
 
     if(!ref) {
         assert(!This->doc_host);
-        heap_free(This);
+        free(This);
     }
 
     return ref;
@@ -922,7 +922,7 @@ HRESULT create_browser_service(DocHost *doc_host, ShellBrowser **ret)
 {
     ShellBrowser *sb;
 
-    sb = heap_alloc(sizeof(ShellBrowser));
+    sb = malloc(sizeof(ShellBrowser));
     if(!sb)
         return E_OUTOFMEMORY;
 
diff --git a/dlls/ieframe/shelluihelper.c b/dlls/ieframe/shelluihelper.c
index 99f2ee332bc..0db09bb0dc1 100644
--- a/dlls/ieframe/shelluihelper.c
+++ b/dlls/ieframe/shelluihelper.c
@@ -76,7 +76,7 @@ static ULONG WINAPI ShellUIHelper2_Release(IShellUIHelper2 *iface)
     TRACE("(%p) ref=%ld\n", This, ref);
 
     if(!ref)
-        heap_free(This);
+        free(This);
 
     return ref;
 }
@@ -370,7 +370,7 @@ HRESULT create_shell_ui_helper(IShellUIHelper2 **_ret)
 {
     ShellUIHelper *ret;
 
-    ret = heap_alloc(sizeof(*ret));
+    ret = malloc(sizeof(*ret));
     if(!ret)
         return E_OUTOFMEMORY;
 
diff --git a/dlls/ieframe/webbrowser.c b/dlls/ieframe/webbrowser.c
index 6aa61e265c6..cd0143acd22 100644
--- a/dlls/ieframe/webbrowser.c
+++ b/dlls/ieframe/webbrowser.c
@@ -180,7 +180,7 @@ static ULONG WINAPI WebBrowser_Release(IUnknown *iface)
 
         WebBrowser_OleObject_Destroy(This);
 
-        heap_free(This);
+        free(This);
         unlock_module();
     }
 
@@ -1287,7 +1287,7 @@ static HRESULT create_webbrowser(int version, IUnknown *outer, REFIID riid, void
     if (outer && !IsEqualIID(riid, &IID_IUnknown))
         return CLASS_E_NOAGGREGATION;
 
-    ret = heap_alloc_zero(sizeof(WebBrowser));
+    ret = calloc(1, sizeof(WebBrowser));
 
     ret->IUnknown_inner.lpVtbl = &internal_unk_vtbl;
     ret->IWebBrowser2_iface.lpVtbl = &WebBrowser2Vtbl;