Reviewed by Darin Fisher.

        Use Skia if Skia on Mac Chrome is enabled
        https://bugs.webkit.org/show_bug.cgi?id=62999

        * wtf/Platform.h:
        Add switch to use Skia if, externally,
        Skia has been enabled by a gyp define.
2011-06-22  Cary Clark  <caryclark@google.com>

        Reviewed by Darin Fisher.

        Use Skia if Skia on Mac Chrome is enabled
        https://bugs.webkit.org/show_bug.cgi?id=62999

        No new tests. This does not affect existing
        functionality.

        * WebCore.gyp/WebCore.gyp:
        Include Skia and related files and exclude CG
        and related files when building Chromium for Skia
        on the Mac.

        * loader/cache/CachedFont.cpp:
        Rename CHROME to CHROMIUM.

        * platform/chromium/DragImageRef.h:
        * platform/graphics/FloatPoint.h:
        * platform/graphics/FloatRect.h:
        * platform/graphics/FloatSize.h:
        * platform/graphics/FontPlatformData.h:
        (WebCore::FontPlatformData::hash):
        * platform/graphics/GlyphBuffer.h:
        (WebCore::GlyphBuffer::advanceAt):
        (WebCore::GlyphBuffer::add):
        (WebCore::GlyphBuffer::expandLastAdvance):
        * platform/graphics/IntPoint.h:
        * platform/graphics/IntRect.h:
        * platform/graphics/IntSize.h:
        * platform/graphics/SimpleFontData.h:
        * platform/graphics/cg/FloatPointCG.cpp:
        * platform/graphics/cg/FloatRectCG.cpp:
        * platform/graphics/cg/FloatSizeCG.cpp:
        * platform/graphics/cg/IntPointCG.cpp:
        * platform/graphics/cg/IntRectCG.cpp:
        * platform/graphics/cg/IntSizeCG.cpp:
        * platform/graphics/mac/FontCustomPlatformData.cpp:
        (WebCore::FontCustomPlatformData::~FontCustomPlatformData):
        (WebCore::createFontCustomPlatformData):
        * platform/graphics/mac/FontCustomPlatformData.h:
        (WebCore::FontCustomPlatformData::FontCustomPlatformData):
        Ditto.
2011-06-22  Cary Clark  <caryclark@google.com>

        Reviewed by Darin Fisher.

        Use Skia if Skia on Mac Chrome is enabled
        https://bugs.webkit.org/show_bug.cgi?id=62999

        * WebKit.gyp:
        If building for Skia, exclude CG files.
        If not, exclude Skia files.

        * features.gypi:
        Enable Skia on Chromium Mac if so instructed by the gyp define.
        Allow Skia to be hardware accelerated on the Mac.

        * public/WebCommon.h:
        If Skia is defined on the Mac, define it in the WebXXX
        interfaces as well.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@89489 268f45cc-cd09-0410-ab3c-d52691b4dbfc