Make project compilable after types enhancement

j2k/src/org/jetbrains/kotlin/j2k/Converter.kt

@@ -328,7 +328,7 @@ class Converter private constructor(
                                                       isVal && modifiers.isPrivate)
             val propertyType = typeToDeclare ?: typeConverter.convertVariableType(field)
 
-            addUsageProcessing(FieldToPropertyProcessing(field, correction?.name ?: field.getName(), propertyType.isNullable))
+            addUsageProcessing(FieldToPropertyProcessing(field, correction?.name ?: field.getName()!!, propertyType.isNullable))
 
             return Property(name,
                   annotations,

j2k/src/org/jetbrains/kotlin/j2k/ForConverter.kt

@@ -317,6 +317,6 @@ class ForConverter(
         val declarationStatement = this as? PsiDeclarationStatement ?: return listOf()
         return declarationStatement.getDeclaredElements()
                 .filterIsInstance<PsiVariable>()
-                .map { it.getName() }
+                .map { it.getName()!! }
     }
 }

j2k/src/org/jetbrains/kotlin/j2k/usageProcessing/AccessorToPropertyProcessing.kt

@@ -64,7 +64,7 @@ class AccessorToPropertyProcessing(val accessorMethod: PsiMethod, val accessorKi
                 if (accessorKind == AccessorKind.GETTER) {
                     if (arguments.size() != 0) return null // incorrect call
                     propertyNameExpr = callExpr.replace(propertyNameExpr) as JetSimpleNameExpression
-                    return listOf(propertyNameExpr.getReference())
+                    return listOf(propertyNameExpr.getReference()!!)
                 }
                 else {
                     val value = arguments.singleOrNull()?.getArgumentExpression() ?: return null
@@ -76,12 +76,12 @@ class AccessorToPropertyProcessing(val accessorMethod: PsiMethod, val accessorKi
                         callExpr.replace(propertyNameExpr)
                         assignment.getLeft()!!.replace(qualifiedExpression)
                         assignment = qualifiedExpression.replace(assignment) as JetBinaryExpression
-                        return listOf((assignment.getLeft() as JetQualifiedExpression).getSelectorExpression()!!.getReference())
+                        return listOf((assignment.getLeft() as JetQualifiedExpression).getSelectorExpression()!!.getReference()!!)
                     }
                     else {
                         assignment.getLeft()!!.replace(propertyNameExpr)
                         assignment = callExpr.replace(assignment) as JetBinaryExpression
-                        return listOf(assignment.getLeft()!!.getReference())
+                        return listOf(assignment.getLeft()!!.getReference()!!)
                     }
                 }
 

j2k/src/org/jetbrains/kotlin/j2k/usageProcessing/FieldToPropertyProcessing.kt

@@ -124,7 +124,7 @@ class FieldToPropertyProcessing(val field: PsiField, val propertyName: String, v
             binary = setCall.getArgumentList().getExpressions().single() as PsiBinaryExpression
             getCall = binary.getLOperand() as PsiMethodCallExpression
 
-            return listOf(getCall.getMethodExpression().getReference(), setCall.getMethodExpression().getReference())
+            return listOf(getCall.getMethodExpression().getReference()!!, setCall.getMethodExpression().getReference()!!)
         }
 
         private fun generateGetterCall(qualifier: PsiExpression?): PsiMethodCallExpression {

j2k/src/org/jetbrains/kotlin/j2k/usageProcessing/MethodIntoObjectProcessing.kt

@@ -36,7 +36,7 @@ public class MethodIntoObjectProcessing(private val method: PsiMethod, private v
             else {
                 var qualifiedExpr = factory.createExpressionFromText(objectName + "." + refExpr.getText(), null) as PsiReferenceExpression
                 qualifiedExpr = refExpr.replace(qualifiedExpr) as PsiReferenceExpression
-                return listOf(qualifiedExpr.getReference())
+                return listOf(qualifiedExpr.getReference()!!)
             }
         }
     }

j2k/src/org/jetbrains/kotlin/j2k/usageProcessing/ToObjectWithOnlyMethodsProcessing.kt

@@ -30,7 +30,7 @@ class ToObjectWithOnlyMethodsProcessing(private val psiClass: PsiClass) : UsageP
             val factory = PsiElementFactory.SERVICE.getInstance(psiClass.getProject())
             var qualifiedExpr = factory.createExpressionFromText(refExpr.getText() + "." + JvmAbi.INSTANCE_FIELD, null) as PsiReferenceExpression
             qualifiedExpr = refExpr.replace(qualifiedExpr) as PsiReferenceExpression
-            return listOf(qualifiedExpr.getReference())
+            return listOf(qualifiedExpr.getReference()!!)
         }
     }