Remove [TypeChecking=Unrestricted] use in Source/core/

Source/core/inspector/DevToolsHost.idl

 /*
  * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
@@ skipping 15 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 [
     WillBeGarbageCollected,
     NoInterfaceObject,
-    TypeChecking=Unrestricted,
 ] interface DevToolsHost {
     float zoomFactor();
 
     void setInjectedScriptForOrigin(DOMString origin, DOMString script);
 
     void copyText(DOMString text);
 
     [Custom] DOMString platform();
     // FIXME: showContextMenu is here only for old frontends. Remove in M43.
     [Custom] void showContextMenu(MouseEvent event, any items);
     [Custom] void showContextMenuAtPoint(float x, float y, any items, optional Document document);
     void sendMessageToBackend(DOMString message);
     void sendMessageToEmbedder(DOMString message);
 
     DOMString getSelectionBackgroundColor();
     DOMString getSelectionForegroundColor();
 
     boolean isUnderTest();
     boolean isHostedMode();
 };