Refactor PSI for destructuring declarations in for: they are now children of KtParameter and not instead of it

idea/idea-analysis/src/org/jetbrains/kotlin/idea/search/usagesSearch/DestructuringDeclarationReferenceSearcher.kt

@@ -62,7 +62,7 @@ class DestructuringDeclarationReferenceSearcher(
 
             is KtContainerNode -> {
                 if (parent.node.elementType == KtNodeTypes.LOOP_RANGE) {
-                    (parent.parent as KtForExpression).destructuringParameter
+                    (parent.parent as KtForExpression).destructuringDeclaration
                 }
                 else {
                     null

idea/idea-analysis/src/org/jetbrains/kotlin/idea/search/usagesSearch/ExpressionsOfTypeProcessor.kt

@@ -543,7 +543,7 @@ class ExpressionsOfTypeProcessor(
                 is KtContainerNode -> {
                     if (parent.node.elementType == KtNodeTypes.LOOP_RANGE) { // "for (x in <expr>) ..."
                         val forExpression = parent.parent as KtForExpression
-                        (forExpression.destructuringParameter ?: forExpression.loopParameter as KtDeclaration?)?.let {
+                        (forExpression.destructuringDeclaration ?: forExpression.loopParameter as KtDeclaration?)?.let {
                             processSuspiciousDeclaration(it)
                         }
                         break@ParentsLoop