override: fix param names in javadoc (IDEA-114557)

java/java-tests/testData/codeInsight/overrideImplement/afterJavadocForChangedParamName.java

@@ -0,0 +1,17 @@
+import java.util.*;
+abstract class IX<T>  {
+  /**
+   * @param t the param
+   */
+   abstract void foo(T t){}
+}
+
+class XXC extends IX<List<String>> {
+    /**
+     * @param strings the param
+     */
+    @Override
+    void foo(List<String> strings) {
+        
+    }
+}

java/java-tests/testData/codeInsight/overrideImplement/beforeJavadocForChangedParamName.java

@@ -0,0 +1,11 @@
+import java.util.*;
+abstract class IX<T>  {
+  /**
+   * @param t the param
+   */
+   abstract void foo(T t){}
+}
+
+class XXC extends IX<List<String>> {
+    <caret>
+}