Fixed: 3111432 - Support OBJECT tags with type text/plain or text/html

        Reviewed by dave.

        * kwq/KWQKHTMLPart.mm:
        (KWQKHTMLPart::createPart): call [_bridge frameRequiredForMIMEType:] to determine if we should create a plug-in view or iframe
        * kwq/WebCoreBridge.h: add frameRequiredForMIMEType:

WebKit:

	Fixed: 3111432 - Support OBJECT tags with type text/plain or text/html

        Reviewed by dave.

        * WebCoreSupport.subproj/WebBridge.m:
        (-[WebBridge frameRequiredForMIMEType:]): added, returns YES for non-plug-in views


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@3279 268f45cc-cd09-0410-ab3c-d52691b4dbfc