WebCore:

WebCore:

        Reviewed by Adam and Antti.

        WebCore part of fix for <rdar://problem/5619062> Add load progress indicator to video controls

        * WebCore.base.exp: Removed symbol for wkGetMediaControlBackgroundImageData.  Added symbol for wkDrawMediaSliderTrack.
        * css/CSSPrimitiveValueMappings.h: (WebCore::CSSPrimitiveValue::CSSPrimitiveValue): Removed case for MediaBackgroundAppearance.
        * css/html4.css: Removed -webkit-appearance: media-background rule for the media panel element.  Removed unnecessary margin for slider.
        * rendering/RenderStyle.h: (WebCore::): Removed MediaBackgroundAppearance.

        * html/HTMLMediaElement.cpp: (WebCore::HTMLMediaElement::initAndDispatchProgressEvent):
          Call updateMediaPlayer more frequently so the load progress control gets updated appropriately.
        * platform/mac/WebCoreSystemInterface.h: Removed wkGetMediaControlBackgroundImageData.  Added wkDrawMediaSliderTrack.
        * platform/mac/WebCoreSystemInterface.mm: ditto.

        * rendering/RenderTheme.h: Removed paintMediaBackground. Added paintMediaSliderTrack.
        * rendering/RenderTheme.cpp: (WebCore::RenderTheme::paint): Call paintMediaSliderTrack for elements with MediaSliderAppearance.
        * rendering/RenderThemeMac.h: Removed paintMediaBackground. Added paintMediaSliderTrack.
        * rendering/RenderThemeMac.mm:
        (WebCore::RenderThemeMac::adjustSliderThumbSize): Added different sizes for the media slider thumb.
        (WebCore::RenderThemeMac::paintMediaSliderTrack): Added.  Calls wkDrawMediaSliderTrack with the percentage the media has loaded.
        * rendering/RenderThemeSafari.cpp: ditto.
        (WebCore::RenderThemeSafari::adjustSliderThumbSize):
        (WebCore::RenderThemeSafari::paintMediaSliderTrack):
        * rendering/RenderThemeSafari.h:

WebKit/mac:

        Reviewed by Adam and Antti.

        WebKit part of fix for <rdar://problem/5619062> Add load progress indicator to video controls

        * WebCoreSupport/WebSystemInterface.m: (InitWebCoreSystemInterface):
          Removed initialization for GetMediaControlBackgroundImageData.  Added initialization for DrawMediaSliderTrack.

WebKitLibraries:

        Reviewed by Adam and Antti.

        Updated libraries for <rdar://problem/5619062> Add load progress indicator to video controls

        * WebKitSystemInterface.h:
        * libWebKitSystemInterfaceLeopard.a:
        * libWebKitSystemInterfaceTiger.a:
        * win/include/SafariTheme: Added.
        * win/include/SafariTheme/SafariThemeConstants.h: Added. Placeholder empty header until we release an updated WebKitSupportLibrary.

LayoutTests:

        Reviewed by Adam and Antti.

        Updated tests for <rdar://problem/5619062> Add load progress indicator to video controls

        * platform/mac/media/audio-controls-rendering-expected.checksum:
        * platform/mac/media/audio-controls-rendering-expected.png:
        * platform/mac/media/audio-controls-rendering-expected.txt:
        * platform/mac/media/video-controls-rendering-expected.checksum:
        * platform/mac/media/video-controls-rendering-expected.png:
        * platform/mac/media/video-controls-rendering-expected.txt:
        * platform/mac/media/video-display-toggle-expected.checksum:
        * platform/mac/media/video-display-toggle-expected.png:
        * platform/mac/media/video-display-toggle-expected.txt:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@29492 268f45cc-cd09-0410-ab3c-d52691b4dbfc