Allow e4.ui.bindings and ui.workbench use IContributionFactory

Change is required for
eclipse-platform/eclipse.platform.ui#2860
and eclipse-platform/eclipse.platform.ui#2801

Author: iloveeclipse

runtime/bundles/org.eclipse.e4.core.services/META-INF/MANIFEST.MF

@@ -24,12 +24,14 @@ Require-Bundle: org.eclipse.equinox.common;bundle-version="3.4.0",
 Export-Package: org.eclipse.e4.core.internal.services;x-friends:="org.eclipse.e4.ui.workbench.swt",
  org.eclipse.e4.core.internal.services.about;x-internal:=true,
  org.eclipse.e4.core.services.about,
- org.eclipse.e4.core.services.adapter;x-friends:="org.eclipse.e4.ui.workbench.swt, org.eclipse.ui.workbench",
+ org.eclipse.e4.core.services.adapter;x-friends:="org.eclipse.e4.ui.workbench.swt,org.eclipse.ui.workbench",
  org.eclipse.e4.core.services.contributions;
   x-friends:="org.eclipse.e4.ui.workbench,
    org.eclipse.e4.ui.css.swt,
    org.eclipse.e4.ui.workbench.renderers.swt,
-   org.eclipse.e4.ui.workbench.swt",
+   org.eclipse.e4.ui.workbench.swt,
+   org.eclipse.e4.ui.bindings,
+   org.eclipse.ui.workbench",
  org.eclipse.e4.core.services.events,
  org.eclipse.e4.core.services.log;
   x-friends:="org.eclipse.e4.ui.bindings,