Kapt3: Ensure that field types and method return types are not anonymous (KT-14997)

plugins/kapt3/testData/converter/kt14997.kt

@@ -0,0 +1,21 @@
+@file:Suppress("AMBIGUOUS_ANONYMOUS_TYPE_INFERRED")
+
+open class CrashMe {
+    private val notReally = object : Runnable {
+        override fun run() {
+            throw UnsupportedOperationException()
+        }
+    }
+}
+
+fun a() = object : Runnable {
+    override fun run() {}
+}
+
+fun b() = object : java.io.Serializable, Runnable {
+    override fun run() {}
+}
+
+fun c() = object : CrashMe(), Runnable {
+    override fun run() {}
+}

plugins/kapt3/testData/converter/kt14997.txt

@@ -0,0 +1,30 @@
+public class CrashMe {
+    private final java.lang.Runnable notReally = null;
+
+    public CrashMe() {
+        super();
+    }
+}
+
+////////////////////
+
+
+@kotlin.Suppress(names = {"AMBIGUOUS_ANONYMOUS_TYPE_INFERRED"})
+public final class Kt14997Kt {
+
+    public Kt14997Kt() {
+        super();
+    }
+
+    public static final java.lang.Runnable a() {
+        return null;
+    }
+
+    public static final java.lang.Runnable b() {
+        return null;
+    }
+
+    public static final CrashMe c() {
+        return null;
+    }
+}