fix a bug which is converting from for(;;) to while()

tests/testData/ast/for/statement/forWithNullCondition.jav

@@ -0,0 +1 @@
+for (init(); ; update()) body();

tests/testData/ast/for/statement/forWithNullCondition.kt

@@ -0,0 +1,10 @@
+{
+init()
+while (true)
+{
+body()
+{
+update()
+}
+}
+}

tests/testData/ast/for/statement/forWithNullInit.jav

@@ -0,0 +1 @@
+for (; condition() ; update()) body();

tests/testData/ast/for/statement/forWithNullInit.kt

@@ -0,0 +1,9 @@
+{
+while (condition())
+{
+body()
+{
+update()
+}
+}
+}

tests/testData/ast/for/statement/forWithNullUpdate.jav

@@ -0,0 +1 @@
+for (init(); condition(); ) body();

tests/testData/ast/for/statement/forWithNullUpdate.kt

@@ -0,0 +1,7 @@
+{
+init()
+while (condition())
+{
+body()
+}
+}