JVM IR: Make inlining in $default stubs compatible with the JVM BE

The JVM BE inlines calls to the underlying function in a $default stub
verbatim, e.g., without renaming LVT entries or regenerating anonymous
objects. This commit introduces the same behavior in the JVM IR BE.

Fixes KT-36769.

compiler/testData/debug/stepping/assertion.kt

@@ -29,12 +29,6 @@ fun box(): String {
     return "OK"
 }
 
-// JVM_IR steps on line 15 both on the way in and on the way out
-// of the massert method. This is consistent with what would
-// happen if massert was not inline and we used force-step-into
-// to step through the $default method. JVM only hits line 15 on
-// the way in.
-
 // LINENUMBERS
 // test.kt:24 box
 // test.kt:15 box
@@ -43,9 +37,6 @@ fun box(): String {
 // test.kt:16 box
 // test.kt:17 box
 // test.kt:21 box
-// LINENUMBERS JVM_IR
-// test.kt:15 box
-// LINENUMBERS
 // test.kt:25 box
 // test.kt:6 box
 // test.kt:3 getMASSERTIONS_ENABLED

compiler/testData/debug/stepping/functionCallWithDefault.kt

@@ -11,11 +11,6 @@ fun foo(i: Int = 1) {
 inline fun bar(i: Int = 1) {
 }
 
-// The JVM_IR backend has line number 11 for the inlined
-// default argument handling both before and after the actual
-// body of bar. That is consistent with what happens with the
-// $default method in the non-inlined case.
-
 // FORCE_STEP_INTO
 // LINENUMBERS
 // test.kt:4 box
@@ -25,7 +20,4 @@ inline fun bar(i: Int = 1) {
 // test.kt:5 box
 // test.kt:11 box
 // test.kt:12 box
-// LINENUMBERS JVM_IR
-// test.kt:11 box
-// LINENUMBERS
 // test.kt:6 box

compiler/testData/debug/stepping/lambdaStepInlineWithDefaults.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JVM_IR
+
 // FILE: test.kt
 inline fun foo(stringMaker: () -> String = { "OK" }): String {
     return stringMaker()
@@ -17,19 +17,6 @@ fun box(): String {
     return "OK"
 }
 
-// The IR Backend does the following:
-// test.kt:15
-// test.kt:3
-// test.kt:4
-// test.kt:3
-// test.kt:3 <---
-// test.kt:16
-// test.kt:7
-// test.kt:11
-// test.kt:8
-// test.kt:7 <---
-// test.kt:17
-
 // LINENUMBERS
 // test.kt:15 box
 // test.kt:3 box

compiler/testData/debug/stepping/simpleDefaultArgWithInline.kt

@@ -13,18 +13,11 @@ fun box(): String {
     return ifoo2()
 }
 
-// JVM_IR backend has the same stepping behavior as
-// the non-inlined case when using force step into to step
-// through $default method. JVM does not.
-
 // FORCE_STEP_INTO
 // LINENUMBERS
 // test.kt:12 box
 // test.kt:3 box
 // test.kt:4 box
-// LINENUMBERS JVM_IR
-// test.kt:3 box
-// LINENUMBERS
 // test.kt:13 box
 // test.kt:7 ifoo2$default (synthetic)
 // test.kt:8 ifoo2