Reflection: add KClass.typeParameters, KCallable.typeParameters

Inheritance from KCallable is removed in kt9078.kt because it was irrelevant to
the test and because it gets in the way of modification of KCallable

compiler/testData/codegen/box/reflection/typeParameters/typeParametersAndNames.kt

@@ -0,0 +1,36 @@
+// WITH_REFLECT
+
+import kotlin.reflect.KClass
+import kotlin.test.assertEquals
+
+class F {
+    fun <A> foo() {}
+    val <B> B.bar: B get() = this
+}
+
+class C<D> {
+    fun baz() {}
+    fun <E, G> quux() {}
+}
+
+fun get(klass: KClass<*>, memberName: String? = null): List<String> =
+        (if (memberName != null)
+            klass.members.single { it.name == memberName }.typeParameters
+        else
+            klass.typeParameters)
+        .map { it.name }
+
+fun box(): String {
+    assertEquals(listOf(), get(F::class))
+    assertEquals(listOf("A"), get(F::class, "foo"))
+    assertEquals(listOf("B"), get(F::class, "bar"))
+
+    assertEquals(listOf("D"), get(C::class))
+    assertEquals(listOf(), get(C::class, "baz"))
+    assertEquals(listOf("E", "G"), get(C::class, "quux"))
+
+    assertEquals(listOf("T"), get(Comparable::class))
+    assertEquals(listOf(), get(String::class))
+
+    return "OK"
+}