Disallow named arguments for Java methods

Since they don't have stable names: they're (sometimes) loaded from the
bytecode, which (sometimes) doesn't contain parameter names

compiler/testData/diagnostics/tests/namedArguments/disallowForJavaMethods.kt

@@ -0,0 +1,27 @@
+// FILE: JavaSuperClass.java
+
+class JavaSuperClass {
+    void foo(int javaName) {}
+
+    void multipleParameters(int first, long second, String third) {}
+}
+
+// FILE: 1.kt
+
+fun directInvocation() = JavaSuperClass().foo(<!NAMED_ARGUMENTS_NOT_ALLOWED!>javaName<!> = 1)
+
+open class KotlinSubClass : JavaSuperClass()
+
+fun viaFakeOverride() = KotlinSubClass().foo(<!NAMED_ARGUMENTS_NOT_ALLOWED!>javaName<!> = 2)
+
+class KotlinSubSubClass : KotlinSubClass() {
+    override fun foo(kotlinName: Int) {}
+}
+
+fun viaRealOverride() = KotlinSubSubClass().foo(kotlinName = 3)
+
+
+fun unresolvedParameter() = JavaSuperClass().foo(<!NAMED_ARGUMENTS_NOT_ALLOWED, NAMED_PARAMETER_NOT_FOUND!>nonexistentName<!> = 4<!NO_VALUE_FOR_PARAMETER!>)<!>
+
+
+fun multipleParameters() = JavaSuperClass().multipleParameters(<!NAMED_ARGUMENTS_NOT_ALLOWED!>first<!> = 1, <!NAMED_ARGUMENTS_NOT_ALLOWED!>second<!> = 2L, <!NAMED_ARGUMENTS_NOT_ALLOWED!>third<!> = "3")