Added validate extension point

bundles/org.eclipse.core.resources/plugin.xml

diff --git a/bundles/org.eclipse.core.resources/plugin.xml b/bundles/org.eclipse.core.resources/plugin.xml
index 22aca74..97e8c74 100644
--- a/bundles/org.eclipse.core.resources/plugin.xml
+++ b/bundles/org.eclipse.core.resources/plugin.xml
@@ -19,6 +19,7 @@
   <extension-point name="%buildersName" id="builders"/>

   <extension-point name="%markersName" id="markers"/>

   <extension-point name="%naturesName" id="natures"/>

+  <extension-point name="%validatorName" id="fileModificationValidator"/>

 

   <extension id="marker" point="org.eclipse.core.resources.markers" name="%markerName"/>

   <extension id="problemmarker" point="org.eclipse.core.resources.markers" name="%problemName">