IDEA-143839 No smart completion in method return type

java/java-tests/testData/codeInsight/completion/normalSorting/PreferValueTypesReturnedFromMethod.java

@@ -0,0 +1,9 @@
+class Foo {
+  public S<caret> get() {
+    return new MyStringBuffer();
+  }
+}
+
+class MyStringBuffer extends StringBuffer implements SomeInterface<String> {}
+interface SomeInterface<T> {}
+class SomeOtherClass {}

java/java-tests/testData/codeInsight/completion/smartType/SuggestMethodReturnType.java

@@ -0,0 +1,13 @@
+import java.lang.StringBuilder;
+
+public class Main {
+
+  public <caret> main() {
+    if (equals(2)) {
+      return "a";
+    } else {
+      return new StringBuilder();
+    }
+  }
+
+}