Make javaresource and friends honor build.sysclasspath

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@810025 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/types/resources/AbstractClasspathResource.java

@@ -164,7 +164,8 @@ public abstract class AbstractClasspathResource extends Resource {
         }
         if (cl == null) {
             if (getClasspath() != null) {
-                cl = getProject().createClassLoader(classpath);
+                Path p = getClasspath().concatSystemClasspath();
+                cl = getProject().createClassLoader(p);
             } else {
                 cl = JavaResource.class.getClassLoader();
             }