Fix NON_EXHAUSTIVE_WHEN_STATEMENT warnings in project code

js/js.dce/src/org/jetbrains/kotlin/js/dce/DeadCodeElimination.kt

@@ -97,6 +97,7 @@ class DeadCodeElimination(
                         val remapper = SourceMapLocationRemapper(sourceMap)
                         statements.forEach { remapper.remap(it) }
                     }
+                    null -> {}
                 }
                 block.statements += statements
                 file.moduleName?.let { dce.moduleMapping[block] = it }

js/js.inliner/src/org/jetbrains/kotlin/js/inline/InlinerCycleReporter.kt

@@ -65,12 +65,14 @@ class InlinerCycleReporter(
         }
 
         try {
+
             when (functionVisitingState[definition.function]) {
                 VisitedState.IN_PROCESS -> {
                     reportInlineCycle(call, definition.function)
                     return
                 }
                 VisitedState.PROCESSED -> return
+                null -> {}
             }
 
             functionVisitingState[function] = VisitedState.IN_PROCESS