Do not add special names to scopes even partially

See 7a41d13b41
It's may be dangerous to call `addDescriptor` and then
not to add descriptor into the variablesAndClassifiersByName map

compiler/resolution/src/org/jetbrains/kotlin/resolve/scopes/LexicalScopeStorage.kt

@@ -55,9 +55,8 @@ abstract class LexicalScopeStorage(
 
     protected fun addVariableOrClassDescriptor(descriptor: DeclarationDescriptor) {
         val name = descriptor.name
-        val descriptorIndex = addDescriptor(descriptor)
-
         if (name.isSpecial) return
+        val descriptorIndex = addDescriptor(descriptor)
 
         if (variablesAndClassifiersByName == null) {
             variablesAndClassifiersByName = HashMap()
@@ -125,4 +124,4 @@ abstract class LexicalScopeStorage(
         } while (rest != null)
         return result
     }
-}
+}