Create From Usage: Do not generate unnecessary/skip necessary empty lines

compiler/frontend/src/org/jetbrains/jet/lang/psi/JetPsiFactory.kt

@@ -109,10 +109,15 @@ public class JetPsiFactory(private val project: Project) {
         return createProperty("val${text}x").findElementAt(3)!!
     }
 
+    // Remove when all Java usages are rewritten to Kotlin
     public fun createNewLine(): PsiElement {
         return createWhiteSpace("\n")
     }
 
+    public fun createNewLine(lineBreaks: Int): PsiElement {
+        return createWhiteSpace("\n".repeat(lineBreaks))
+    }
+
     public fun createClass(text: String): JetClass {
         return createDeclaration(text)
     }