No real changes, just slightly simplify code.

No need to check whether the pointer is NULL before deleting it nor to assign
NULL to it if it's going to be immediately reassigned on the next line.

Closes #11149.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61772 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/html/htmlwin.cpp

@@ -467,11 +467,8 @@ bool wxHtmlWindow::DoSetPage(const wxString& source)
     SetBackgroundImage(wxNullBitmap);
 
     m_Parser->SetDC(dc);
-    if (m_Cell)
-    {
-        delete m_Cell;
-        m_Cell = NULL;
-    }
+
+    delete m_Cell;
     m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(newsrc);
     delete dc;
     m_Cell->SetIndent(m_Borders, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS);