[groovy] get rid of duplicate code in GrClosureType inheritors

plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/impl/GrClosureType.java

@@ -57,12 +57,6 @@ public class GrClosureType extends GrLiteralClassType {
     myClosure = closure;
   }
 
-  @Override
-  @NotNull
-  public String getClassName() {
-    return "Closure";
-  }
-
   @Override
   public int getParameterCount() {
     PsiClass resolved = resolve();

plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/impl/GrLiteralClassType.java

@@ -13,6 +13,7 @@ import org.jetbrains.annotations.Nullable;
 import org.jetbrains.plugins.groovy.lang.psi.impl.statements.expressions.TypesUtil;
 
 import static com.intellij.openapi.util.RecursionManager.doPreventingRecursion;
+import static com.intellij.openapi.util.text.StringUtil.getShortName;
 
 /**
  * @author peter
@@ -105,7 +106,9 @@ public abstract class GrLiteralClassType extends PsiClassType {
 
   @Override
   @NotNull
-  public abstract String getClassName() ;
+  public String getClassName() {
+    return getShortName(getJavaClassName());
+  }
 
   @Override
   @NotNull

plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/impl/GrMapType.java

@@ -1,18 +1,4 @@
-/*
- * Copyright 2000-2017 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 
 package org.jetbrains.plugins.groovy.lang.psi.impl;
 
@@ -68,12 +54,6 @@ public abstract class GrMapType extends GrLiteralClassType {
     return GroovyCommonClassNames.JAVA_UTIL_LINKED_HASH_MAP;
   }
 
-  @Override
-  @NotNull
-  public String getClassName() {
-    return "LinkedHashMap";
-  }
-
   @Nullable
   public abstract PsiType getTypeByStringKey(String key);
 

plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/impl/GrRangeType.java

@@ -1,21 +1,6 @@
-/*
- * Copyright 2000-2014 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.plugins.groovy.lang.psi.impl;
 
-import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.pom.java.LanguageLevel;
 import com.intellij.psi.JavaPsiFacade;
 import com.intellij.psi.PsiClass;
@@ -68,12 +53,6 @@ public class GrRangeType extends GrLiteralClassType {
     return myQualifiedName;
   }
 
-  @NotNull
-  @Override
-  public String getClassName() {
-    return StringUtil.getShortName(myQualifiedName);
-  }
-
   @NotNull
   @Override
   public PsiType[] getParameters() {

plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/impl/GrTupleType.java

@@ -1,24 +1,9 @@
-/*
- * Copyright 2000-2014 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 
 package org.jetbrains.plugins.groovy.lang.psi.impl;
 
 import com.intellij.openapi.util.Comparing;
 import com.intellij.openapi.util.VolatileNotNullLazyValue;
-import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.pom.java.LanguageLevel;
 import com.intellij.psi.CommonClassNames;
 import com.intellij.psi.JavaPsiFacade;
@@ -68,12 +53,6 @@ public abstract class GrTupleType extends GrLiteralClassType {
     return CommonClassNames.JAVA_UTIL_LIST;
   }
 
-  @Override
-  @NotNull
-  public String getClassName() {
-    return StringUtil.getShortName(getJavaClassName());
-  }
-
   @Override
   @NotNull
   public PsiType[] getParameters() {

plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/impl/LazyFqnClassType.java

@@ -1,21 +1,6 @@
-/*
- * Copyright 2000-2014 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.plugins.groovy.lang.psi.impl;
 
-import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.pom.java.LanguageLevel;
 import com.intellij.psi.JavaPsiFacade;
 import com.intellij.psi.PsiClassType;
@@ -42,12 +27,6 @@ public class LazyFqnClassType extends GrLiteralClassType {
     return myFqn;
   }
 
-  @NotNull
-  @Override
-  public String getClassName() {
-    return StringUtil.getShortName(myFqn);
-  }
-
   @NotNull
   @Override
   public PsiType[] getParameters() {