Straighten out MemberIndex calculation in LazyJavaStaticScope

Also delete confusing "inn" function

core/util.runtime/src/org/jetbrains/jet/utils/coreLib.kt

@@ -16,9 +16,7 @@
 
 package org.jetbrains.kotlin.util
 
-public fun <T: Any, R> T?.inn(then: (T) -> R, _else: R): R = if (this != null) then(this) else _else
-
-public fun <T: Any> T?.sure(message: String): T = this ?: throw AssertionError(message)
+public fun <T : Any> T?.sure(message: String): T = this ?: throw AssertionError(message)
 
 fun <T> T.printAndReturn(message: String = ""): T {
     if (!message.isEmpty()) {
@@ -26,4 +24,4 @@ fun <T> T.printAndReturn(message: String = ""): T {
     }
     println(this)
     return this
-}
+}