java completion: include outer classes into display name and lookup string after new (IDEA-160509)

java/java-tests/testData/codeInsight/completion/smartType/OuterAfterNew-out.java

@@ -0,0 +1,15 @@
+public class Test {
+
+  {
+    new Foo().method(new Outer.Inner());<caret>
+  }
+
+  static class Outer {
+    static class Inner implements Intf {}
+  }
+
+  class Foo {
+    public void method(Intf inner) {}
+  }
+  interface Intf {}
+}

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

@@ -0,0 +1,15 @@
+public class Test {
+
+  {
+    new Foo().method(new Ou<caret>);
+  }
+
+  static class Outer {
+    static class Inner implements Intf {}
+  }
+
+  class Foo {
+    public void method(Intf inner) {}
+  }
+  interface Intf {}
+}