Try to postpone activating decompiler from light element equivalence

compiler/light-classes/src/org/jetbrains/kotlin/asJava/builder/LightElementOrigin.kt

@@ -54,7 +54,10 @@ interface LightMemberOrigin : LightElementOrigin {
     val auxiliaryOriginalElement: KtDeclaration? get() = null
 
     fun isValid(): Boolean
+
     fun isEquivalentTo(other: LightMemberOrigin?): Boolean
+    fun isEquivalentTo(other: PsiElement?): Boolean
+
     fun copy(): LightMemberOrigin
 }
 
@@ -68,7 +71,11 @@ data class LightMemberOriginForDeclaration(
 
     override fun isEquivalentTo(other: LightMemberOrigin?): Boolean {
         if (other !is LightMemberOriginForDeclaration) return false
-        return originalElement.isEquivalentTo(other.originalElement)
+        return isEquivalentTo(other.originalElement)
+    }
+
+    override fun isEquivalentTo(other: PsiElement?): Boolean {
+        return originalElement.isEquivalentTo(other)
     }
 
     override fun copy(): LightMemberOrigin {

compiler/light-classes/src/org/jetbrains/kotlin/asJava/elements/KtLightMemberImpl.kt

@@ -70,13 +70,9 @@ abstract class KtLightMemberImpl<out D : PsiMember>(
     }
 
     override fun isEquivalentTo(another: PsiElement?): Boolean {
-        if (lightMemberOrigin?.originalElement?.isEquivalentTo(another) == true) return true
-
-        val isEquivalentByOrigin =
-            another is KtLightMember<*> &&
-                    lightMemberOrigin?.isEquivalentTo(another.lightMemberOrigin) == true
-
-        return isEquivalentByOrigin || this == another
+        return this == another ||
+                lightMemberOrigin?.isEquivalentTo(another) == true ||
+                another is KtLightMember<*> && lightMemberOrigin?.isEquivalentTo(another.lightMemberOrigin) == true
     }
 }