java smart completion sorting: split getter kind into 3 kinds with different priority (getter should have a higher priority then any relevant method chain)

java/java-tests/testData/codeInsight/completion/methodChains/testPreferGetterToMethodChain/TestCompletion.java

@@ -0,0 +1,26 @@
+class EditorFactory {
+
+  static EditorFactory getInstance() {
+    return null;
+  }
+
+  Editor getEditor() {
+    return null;
+  }
+}
+
+class Editor {
+}
+
+class Main {
+
+
+  void stats() {
+    Editor e = <caret>
+  }
+
+  Editor getEditor() {
+    return null;
+  }
+
+}

java/java-tests/testData/codeInsight/completion/methodChains/testPreferGetterToMethodChain/TestIndex.java

@@ -0,0 +1,28 @@
+class EditorFactory {
+
+  static EditorFactory getInstance() {
+    return null;
+  }
+
+  Editor getEditor() {
+    return null;
+  }
+}
+
+class Editor {
+}
+
+class Main {
+
+
+  void stats() {
+    EditorFactory.getInstance().getEditor();
+    EditorFactory.getInstance().getEditor();
+    EditorFactory.getInstance().getEditor();
+    EditorFactory.getInstance().getEditor();
+    EditorFactory.getInstance().getEditor();
+    EditorFactory.getInstance().getEditor();
+    EditorFactory.getInstance().getEditor();
+  }
+
+}