JVM_IR: Do not box inline class in methods

compiler/testData/codegen/bytecodeText/inlineClasses/boxThisOfInlineClass.kt

@@ -16,15 +16,14 @@ fun takeNullable(a: UInt?) {}
 // 1 valueOf
 // 0 intValue
 
-// JVM_TEMPLATES:
+// -- 1 before takeNullable
+// -- 1 before takeAnyInside
 // 2 INVOKESTATIC UInt\.box
+
+// JVM_TEMPLATES:
 // -- equals-impl
 // 1 INVOKEVIRTUAL UInt\.unbox
 
 // JVM_IR_TEMPLATES:
-// -- 1 before takeNullable
-// -- 1 before takeAnyInside
-// -- 1 before takeAnyInside's GETFIELD
-// 3 INVOKESTATIC UInt\.box
 // -- getA, toString, hashCode, equals-impl, equals
 // 5 INVOKEVIRTUAL UInt\.unbox

compiler/testData/codegen/bytecodeText/inlineClasses/noBoxingInMethod.kt

@@ -0,0 +1,5 @@
+inline class IC(val value: Int) {
+    inline fun toLong(): Long = this.value.toLong()
+}
+
+// 0 INVOKESTATIC IC\.box-impl