Bug 529559 - [9][launching] "null"-strings on the runtime modulepath

Change-Id: I43f4c19bb9384f21a468b52b50c561b49bc74a49
diff --git a/org.eclipse.jdt.launching/launching/org/eclipse/jdt/launching/AbstractJavaLaunchConfigurationDelegate.java b/org.eclipse.jdt.launching/launching/org/eclipse/jdt/launching/AbstractJavaLaunchConfigurationDelegate.java
index ad5685d..21b7d98 100644
--- a/org.eclipse.jdt.launching/launching/org/eclipse/jdt/launching/AbstractJavaLaunchConfigurationDelegate.java
+++ b/org.eclipse.jdt.launching/launching/org/eclipse/jdt/launching/AbstractJavaLaunchConfigurationDelegate.java
@@ -482,7 +482,7 @@
 			}
 		}
 		path[0] = classpathEntries.toArray(new String[classpathEntries.size()]);
-		path[1] = modulepathEntries.toArray(new String[classpathEntries.size()]);
+		path[1] = modulepathEntries.toArray(new String[modulepathEntries.size()]);
 		return path;
 	}