Reviewed by John.

	- added an API for dumping the external representation of the render tree for testing

        * kwq/KWQRenderTreeDebug.h: Added.
        * kwq/KWQRenderTreeDebug.cpp: Added.

        * kwq/KWQTextStream.h: Added more overloads for operator<<.
        * kwq/KWQTextStream.mm: (QTextStream::operator<<): Implemented them.

        * kwq/WebCoreBridge.h: Added renderTreeAsExternalRepresentation.
        * kwq/WebCoreBridge.mm: (-[WebCoreBridge renderTreeAsExternalRepresentation]): Added.

	- removed remnants of an earlier more-naive cut at this same sort of thing
	- removed ForwardingHeaders from the project since that doesn't really help Project Builder

        * kwq/WebCoreTestController.h: Removed.
        * kwq/WebCoreTestController.m: Removed.
        * WebCore.exp: Removed WebCoreTestController.
        * WebCore-combined.exp: Re-generated.
        * WebCore.pbproj/project.pbxproj: Removed WebCoreTestController and ForwardingHeaders.

WebKit:

        Reviewed by John.

	- added an API for dumping the external representation of the render tree for testing

        * Misc.subproj/WebCoreStatistics.h: Added renderTreeAsExternalRepresentation.
        * Misc.subproj/WebCoreStatistics.m: (-[WebFrame renderTreeAsExternalRepresentation]): Added.

	- removed remnants of an earlier more-naive cut at this same sort of thing

        * Misc.subproj/WebTestController.h: Removed.
        * Misc.subproj/WebTestController.m: Removed.
        * WebKit.exp: Removed WebTestController.
        * WebKit.pbproj/project.pbxproj: Removed WebTestController.

	- other changes

        * WebCoreSupport.subproj/WebBridge.m: Had added new copyright date to touch a file.
	That's not needed any more, but the date should be updated anyway.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@3333 268f45cc-cd09-0410-ab3c-d52691b4dbfc