remove duplicate property page contributions
diff --git a/org.eclipse.jdt.ui/plugin.xml b/org.eclipse.jdt.ui/plugin.xml
index 97a2a2b..6e3d070 100644
--- a/org.eclipse.jdt.ui/plugin.xml
+++ b/org.eclipse.jdt.ui/plugin.xml
@@ -200,16 +200,6 @@
class="org.eclipse.jdt.internal.ui.preferences.SourceAttachmentPropertyPage"
nameFilter="*.jar">
</page>
- <page name="%infoPageName"
- id="org.eclipse.jdt.ui.propertyPages.InfoPage"
- objectClass="org.eclipse.jdt.core.IJavaElement"
- class="org.eclipse.jdt.internal.ui.preferences.JavaElementInfoPage">
- </page>
- <page name="%referencePageName"
- id="org.eclipse.jdt.ui.propertypages.projectreference"
- objectClass="org.eclipse.jdt.core.IJavaProject"
- class="org.eclipse.ui.internal.dialogs.ProjectReferencePage">
- </page>
</extension>
<extension