forgot to commit.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@3675 71c3de6d-444a-0410-be80-ed276b4c234a

remoting/src/main/java/hudson/remoting/GCCommand.java

+package hudson.remoting;
+
+/**
+ * Performs GC.
+ * 
+ * @author Kohsuke Kawaguchi
+ */
+class GCCommand extends Command {
+    protected void execute(Channel channel) {
+        System.gc();
+    }
+
+    private static final long serialVersionUID = 1L;
+}