Process inline functions from libraries (if sources available) + process source libraries if analysis scope includes them

idea/testData/slicer/inflow/inlineFunctionManyCalls.kt

@@ -1,4 +1,5 @@
 // FLOW: IN
+// RUNTIME_WITH_SOURCES
 
 fun <caret>Any.extensionFun() {
 }
@@ -46,10 +47,6 @@ inline fun <T, R> with(receiver: T, block: T.() -> R): R {
     return result
 }
 
-inline fun <T, R> T.let(block: (T) -> R): R {
-    return block(this)
-}
-
 fun <T, R> withNoInline(receiver: T, block: T.() -> R): R {
     val result = receiver.block()
     return result