WebCore:

WebCore:

        Reviewed by Anders

        - WebCore part of fix for:
        <rdar://problem/5128697> REGRESSION: At least one PDF context menu item isn't appearing on Leopard

        * platform/ContextMenuItem.h:
        (WebCore::):
        add two PDF-related context menu items to enum to keep it in sync with WebKit

        * platform/ContextMenu.cpp:
        (WebCore::ContextMenu::checkOrEnableIfNeeded):
        add the new context menu items to the do-nothing case of a big switch statement

WebKit:

        Reviewed by Anders

        - WebKit part of fix for:
        <rdar://problem/5128697> REGRESSION: At least one PDF context menu item isn't appearing on Leopard

        * Misc/WebNSArrayExtras.h: Added.
        * Misc/WebNSArrayExtras.m: Added.
        (-[NSMutableArray _webkit_removeUselessMenuItemSeparators]):
        New file, includes this method to strip leading, trailing, and duplicate separators from arrays
        of NSMenuItems (copied from Safari)

        * WebView/WebUIDelegatePrivate.h:
        new MenuItemTag enum values for new PDFKit context menu items

        * WebKit.xcodeproj/project.pbxproj:
        updated for new files

        * WebView/WebPDFView.mm:
        (-[WebPDFView _anyPDFTagsFoundInMenu:]):
        check for new PDFKit context menu items
        (-[WebPDFView _menuItemsFromPDFKitForEvent:]):
        associate new PDFKit context menu item selectors with the new tags; skip certain selectors that
        correspond to menu items that WebKit already includes; remove useless menu item separators when
        we're done, since we might have removed arbitrarily-placed menu items

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@20862 268f45cc-cd09-0410-ab3c-d52691b4dbfc