[NI] Use original descriptor for functions imported from object during JS mangling

^KT-35904 Fixed

compiler/frontend/src/org/jetbrains/kotlin/resolve/importedFromObject.kt

@@ -19,11 +19,11 @@ package org.jetbrains.kotlin.resolve
 import org.jetbrains.kotlin.descriptors.*
 import org.jetbrains.kotlin.types.TypeSubstitutor
 
-fun FunctionDescriptor.asImportedFromObject(original: FunctionImportedFromObject? = null) =
-    FunctionImportedFromObject(this, original)
+fun FunctionDescriptor.asImportedFromObject(descriptor: FunctionImportedFromObject? = null) =
+    FunctionImportedFromObject(this, descriptor?.original)
 
-fun PropertyDescriptor.asImportedFromObject(original: PropertyImportedFromObject? = null) =
-    PropertyImportedFromObject(this, original)
+fun PropertyDescriptor.asImportedFromObject(descriptor: PropertyImportedFromObject? = null) =
+    PropertyImportedFromObject(this, descriptor?.original)
 
 abstract class ImportedFromObjectCallableDescriptor<out TCallable : CallableMemberDescriptor>(
     val callableFromObject: TCallable,

js/js.tests/test/org/jetbrains/kotlin/js/test/ir/semantics/IrBoxJsTestGenerated.java

@@ -2138,6 +2138,11 @@ public class IrBoxJsTestGenerated extends AbstractIrBoxJsTest {
                 runTest("js/js.translator/testData/box/expression/function/manglingClashWithFunctionsWithoutParameters.kt");
             }
 
+            @TestMetadata("manglingImportedFromObjectWithNI.kt")
+            public void testManglingImportedFromObjectWithNI() throws Exception {
+                runTest("js/js.translator/testData/box/expression/function/manglingImportedFromObjectWithNI.kt");
+            }
+
             @TestMetadata("manglingStability.kt")
             public void testManglingStability() throws Exception {
                 runTest("js/js.translator/testData/box/expression/function/manglingStability.kt");

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/BoxJsTestGenerated.java

@@ -2148,6 +2148,11 @@ public class BoxJsTestGenerated extends AbstractBoxJsTest {
                 runTest("js/js.translator/testData/box/expression/function/manglingClashWithFunctionsWithoutParameters.kt");
             }
 
+            @TestMetadata("manglingImportedFromObjectWithNI.kt")
+            public void testManglingImportedFromObjectWithNI() throws Exception {
+                runTest("js/js.translator/testData/box/expression/function/manglingImportedFromObjectWithNI.kt");
+            }
+
             @TestMetadata("manglingStability.kt")
             public void testManglingStability() throws Exception {
                 runTest("js/js.translator/testData/box/expression/function/manglingStability.kt");

js/js.translator/testData/box/expression/function/manglingImportedFromObjectWithNI.kt

@@ -0,0 +1,21 @@
+// !LANGUAGE: +NewInference
+// EXPECTED_REACHABLE_NODES: 1329
+// Issue: KT-35904
+
+import A.bar
+import A.bar2
+
+object A {
+    inline fun <T> bar(x: T) = 42
+    inline val <T> T.bar2 get() = 42
+}
+
+fun <T> T.foo1(): Int = bar(this)
+fun <T> T.foo2(): Int = this.bar2
+
+fun box(): String {
+    10.foo1()
+    10.foo2()
+
+    return "OK"
+}