Fix annoying parameter name override warning

Some corner cases still remain: KotlinSignature, propagation, deserialized
delegates to Java interfaces

 #KT-1239 Obsolete
 #KT-1924 In Progress
 #KT-2081 Fixed

compiler/testData/diagnostics/tests/override/parameterNames/differentNamesInSupertypesDiagnostic.kt

@@ -7,8 +7,8 @@ trait D {
 }
 
 trait <!DIFFERENT_NAMES_FOR_THE_SAME_PARAMETER_IN_SUPERTYPES!>E<!> : C, D
-trait F : C, D {
 
+trait F : C, D {
     override fun foo(<!PARAMETER_NAME_CHANGED_ON_OVERRIDE!>a<!> : Int) {
         throw UnsupportedOperationException()
     }

compiler/testData/diagnostics/tests/override/parameterNames/jjkHierarchy.kt

@@ -0,0 +1,16 @@
+// FILE: Super.java
+
+interface Super {
+    void foo(long superName);
+}
+
+// FILE: Sub.java
+
+interface Sub extends Super {
+}
+
+// FILE: SubSub.kt
+
+class SubSub : Sub {
+    override fun foo(subName: Long) {}
+}

compiler/testData/diagnostics/tests/override/parameterNames/kotlinInheritsBothJavaAndKotlin.kt

@@ -0,0 +1,13 @@
+// FILE: JavaInterface.java
+
+interface JavaInterface {
+    void foo(int javaName);
+}
+
+// FILE: kotlin.kt
+
+trait KotlinTrait {
+    fun foo(someOtherName: Int) {}
+}
+
+class BothTraitsSubclass : JavaInterface, KotlinTrait

compiler/testData/diagnostics/tests/override/parameterNames/kotlinInheritsJava.kt

@@ -0,0 +1,18 @@
+// FILE: JavaInterface.java
+
+interface JavaInterface {
+    void foo(int javaName);
+}
+
+// FILE: kotlin.kt
+
+class SimpleSubclass : JavaInterface {
+    override fun foo(kotlinName: Int) {}
+}
+
+
+trait SubtraitWithFakeOverride : JavaInterface
+
+class Subclass : SubtraitWithFakeOverride {
+    override fun foo(otherKotlinName: Int) {}
+}