Reviewed by Adele Peterson.

        Replace 'autobuffer' attribute with 'preload' to align with spec revision 4811.
        https://bugs.webkit.org/show_bug.cgi?id=35385
        rdar://problem/7689602

        Tests: media/audio-constructor-preload.html
               media/video-dom-preload.html

        * html/HTMLAttributeNames.in: Remove autobuffer, add preload

        * html/HTMLAudioElement.cpp:
        (WebCore::HTMLAudioElement::createForJSConstructor): set preload to 'auto' instead of 
            autobuffer to true.

        * html/HTMLMediaElement.cpp:
        (WebCore::HTMLMediaElement::HTMLMediaElement): Initialize m_preload.
        (WebCore::HTMLMediaElement::parseMappedAttribute): Deal with 'preload' attribute.
        (WebCore::HTMLMediaElement::loadResource): Call setPreload() on the newly created MediaPlayer,
            before calling load() so it can pass the setting through to the media engine.
        (WebCore::HTMLMediaElement::preload): New.
        (WebCore::HTMLMediaElement::setPreload): Ditto
        * html/HTMLMediaElement.h:
        * html/HTMLMediaElement.idl:

        * platform/graphics/MediaPlayer.cpp:
        (WebCore::MediaPlayer::MediaPlayer): Initialize m_preload.
        (WebCore::MediaPlayer::load): Pass m_preload to newly created media engine.
        (WebCore::MediaPlayer::preload): New, return m_preload.
        (WebCore::MediaPlayer::setPreload): New, set m_preload.
        * platform/graphics/MediaPlayer.h:
        (WebCore::MediaPlayer::):
        * platform/graphics/MediaPlayerPrivate.h:
        (WebCore::MediaPlayerPrivateInterface::setPreload):

        * platform/graphics/gtk/MediaPlayerPrivateGStreamer.cpp:
        (WebCore::MediaPlayerPrivate::setPreload): Renamed from setAutoplay, fix logic for preload.
        * platform/graphics/gtk/MediaPlayerPrivateGStreamer.h:

2010-03-03  Eric Carlson  <eric.carlson@apple.com>

        Reviewed by Adele Peterson.

        Replace 'autobuffer' attribute with 'preload' to align with spec revision 4811.
        https://bugs.webkit.org/show_bug.cgi?id=35385
        rdar://problem/7689602

        * media/audio-constructor-autobuffer-expected.txt: Removed.
        * media/audio-constructor-autobuffer.html: Removed.
        * media/audio-constructor-preload-expected.txt: Added.
        * media/audio-constructor-preload.html: Added.
        * media/video-dom-autobuffer-expected.txt: Removed.
        * media/video-dom-autobuffer.html: Removed.
        * media/video-dom-preload-expected.txt: Added.
        * media/video-dom-preload.html: Added.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@55463 268f45cc-cd09-0410-ab3c-d52691b4dbfc