[Wasm] PL tests implementation for Wasm target

Fixed #KT-58088

compiler/testData/klib/partial-linkage/externalDeclarations/lib2/l2.kt

@@ -6,13 +6,6 @@ external class ExternalClassInheritedFromAbstractExternalClass : AbstractExterna
 
 fun ExternalClassInheritedFromAbstractExternalClass.callRemovedFunction() = removedFunction()
 
-class RegularClassInheritedFromAbstractExternalClass : AbstractExternalClass() {
-    override fun abstractFunction() = "RegularClassInheritedFromAbstractExternalClass.abstractFunction"
-    override fun removedAbstractFunction() = "RegularClassInheritedFromAbstractExternalClass.removedAbstractFunction"
-}
-
-fun RegularClassInheritedFromAbstractExternalClass.callRemovedFunction() = removedFunction()
-
 open external class OpenExternalClass {
     fun function(): String
 }
@@ -24,15 +17,4 @@ external interface ExternalInterfaceInheritedFromOpenExternalClass : OpenExterna
 
 external class ExternalClassInheritedFromExternalInterfaceInheritedFromOpenExternalClass : ExternalInterfaceInheritedFromOpenExternalClass {
     override fun abstractFunction(): String
-}
-
-class RegularClassInheritedFromExternalInterfaceInheritedFromOpenExternalClass :
-    ExternalInterfaceInheritedFromOpenExternalClass,
-    /* Note: Have to explicitly inherit from 'OpenExternalClass' becase otherwise JS codegen sees that
-     * class 'RegularClassInheritedFromExternalInterfaceInheritedFromOpenExternalClass' is inherited only from
-     * interface 'ExternalInterfaceInheritedFromOpenExternalClass' and does not figure out that a bridge has to be
-     * generated for function 'function' inherited from 'OpenExternalClass'.
-     */
-    OpenExternalClass() {
-    override fun abstractFunction(): String = "RegularClassInheritedFromExternalInterfaceInheritedFromOpenExternalClass.abstractFunction"
-}
+}