Rubberstamped by Adele.

    Rubberstamped by Adele.

        Rename LocalGraphicsContext.{h,mm} to
        LocalCurrentGraphicsContext.{h,mm} to match the class name.

        * WebCore.xcodeproj/project.pbxproj:
        * platform/mac/LocalCurrentGraphicsContext.mm: Added.
        * platform/mac/LocalCurrentGraphicsContext.h: Added.
        * platform/mac/LocalGraphicsContext.h: Removed.
        * platform/mac/LocalGraphicsContext.mm: Removed.
        * rendering/RenderThemeMac.mm: Fix #include to match renamed file

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@16305 268f45cc-cd09-0410-ab3c-d52691b4dbfc