diamonds: resolve conflicts based on type params from constructor and containing class (IDEA-123518)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting7/MultipleConstructors.java

@@ -0,0 +1,10 @@
+import java.util.*;
+
+class XTest {
+  public void setStuff(String stuff) {
+    setStuff(new ArrayList<>(Arrays.asList(stuff)));
+  }
+
+  private void setStuff(List<String> stuff) {
+  }
+}