Java to Kotlin converter: keep more than one blank line from original code

j2k/src/org/jetbrains/jet/j2k/CodeBuilder.kt

@@ -108,7 +108,8 @@ class CodeBuilder(private val topElement: PsiElement?) {
         for (i in prefixElements.indices) {
             val e = prefixElements[i]
             if (i == 0 && e is PsiWhiteSpace) {
-                if (e.newLinesCount() > 1) {  // insert at maximum one blank line
+                val blankLines = e.newLinesCount() - 1
+                for (_ in 1..blankLines) {
                     append("\n", false)
                 }
             }

j2k/tests/testData/ast/formatting/nonStaticMembers.kt

@@ -3,6 +3,7 @@ class F {
     fun f1() {
     }
 
+
     fun f2() {
     }
     var i: Int? = 0

j2k/tests/testData/ast/formatting/nonStaticMembersWithComments.kt

@@ -7,6 +7,7 @@ class F {
     fun f1() {
     }
 
+
     //c3
 
 

j2k/tests/testData/ast/formatting/staticAndNonStaticMembersWithComments.kt

@@ -1,5 +1,6 @@
 class F {
 
+
     //c3
 
 

j2k/tests/testData/ast/formatting/staticMembersWithComments.kt

@@ -8,6 +8,7 @@ class F {
         fun f1() {
         }
 
+
         //c3
 
 

j2k/tests/testData/ast/issues/kt-836.kt

@@ -9,6 +9,7 @@ public class Language(protected var code: String) : Serializable {
     }
 }
 
+
 class Base {
     fun test() {
     }