[Aristarh Dark]

Примерно так:

Код:

wnd:=FindWindow('Chrome_WidgetWin_0',nil);
 if wnd <>0 then
   begin
     wnd1:=FindWindowEx (wnd,0,'Chrome_RenderWidgetHostHWND',nil);
     SendMessage(and1,WM_SETTEXT,0,Integer(PChar('Some text')));
   end;