2008-03-26  Brady Eidson  <beidson@apple.com>

        Reviewed by Mark Rowe

        Part of the continued push to move WebArchive-related code down to WebCore, this
        moves [WebDataSource subresourceForURL:] down to DocumentLoader->subresource()

        * WebCore.base.exp:
        * loader/DocumentLoader.cpp:
        (WebCore::DocumentLoader::subresource): Create an ArchiveResource from a CachedResource if it exists
          Otherwise, fallback to an ArchiveResource from the current Archive if any.  Otherwise, return null
        * loader/DocumentLoader.h:

        * loader/archive/ArchiveResource.cpp:
        (WebCore::ArchiveResource::create):
        (WebCore::ArchiveResource::ArchiveResource):
        * loader/archive/ArchiveResource.h:

WebKit/mac:

2008-03-26  Brady Eidson  <beidson@apple.com>

        Reviewed by Mark Rowe

        Part of the continued push to move WebArchive-related code down to WebCore, this
        moves [WebDataSource subresourceForURL:] down to DocumentLoader->subresource()

        * WebView/WebDataSource.mm:
        (-[WebDataSource subresourceForURL:]): Call through to the DocumentLoader 

        * WebView/WebFrame.mm: Remove [WebFrame _getData:andResponse:forURL:], as its only use
          has now been ported down to WebCore
        * WebView/WebFrameInternal.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@31355 268f45cc-cd09-0410-ab3c-d52691b4dbfc