IDEA-180862 'Wrap using Collections.singletonList' intention doesn't work with subtypes of return type

Also anonymous classes supported

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/wrapAdapterCall/afterListAnonymousClass.java

@@ -0,0 +1,11 @@
+// "Wrap using 'Collections.singletonList()'" "true"
+import java.util.*;
+
+class Test {
+
+  void m() {
+    List<Object> list = Collections.singletonList(new Object() {
+    });
+  }
+
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/wrapAdapterCall/afterListCovariant.java

@@ -0,0 +1,10 @@
+// "Wrap using 'Collections.singletonList()'" "true"
+import java.util.*;
+
+class Test {
+
+  void m(String s) {
+    List<CharSequence> list = Collections.singletonList(s);
+  }
+
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/wrapAdapterCall/beforeListAnonymousClass.java

@@ -0,0 +1,10 @@
+// "Wrap using 'Collections.singletonList()'" "true"
+import java.util.*;
+
+class Test {
+
+  void m() {
+    List<Object> list = new Obj<caret>ect() {};
+  }
+
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/wrapAdapterCall/beforeListContravariant.java

@@ -0,0 +1,10 @@
+// "Wrap using 'Collections.singletonList()'" "false"
+import java.util.*;
+
+class Test {
+
+  void m(CharSequence s) {
+    List<String> list = <caret>s;
+  }
+
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/wrapAdapterCall/beforeListCovariant.java

@@ -0,0 +1,10 @@
+// "Wrap using 'Collections.singletonList()'" "true"
+import java.util.*;
+
+class Test {
+
+  void m(String s) {
+    List<CharSequence> list = <caret>s;
+  }
+
+}