run configurations cleanup: remove unnecessary implementations of ConfigurationType::getHelpTopic

The method now returns null by default.

platform/external-system-impl/src/com/intellij/openapi/externalSystem/service/execution/AbstractExternalSystemTaskConfigurationType.java

@@ -100,11 +100,6 @@ public abstract class AbstractExternalSystemTaskConfigurationType implements Con
     return myFactories;
   }
 
-  @Override
-  public String getHelpTopic() {
-    return null;
-  }
-
   @NotNull
   public static String generateName(@NotNull Project project, @NotNull ExternalSystemTaskExecutionSettings settings) {
     return generateName(

platform/lang-impl/testSources/com/intellij/execution/impl/FakeConfigurationType.java

@@ -34,9 +34,4 @@ public final class FakeConfigurationType implements ConfigurationType {
   public ConfigurationFactory[] getConfigurationFactories() {
     return new ConfigurationFactory[0];
   }
-
-  @Override
-  public String getHelpTopic() {
-    return null;
-  }
 }

platform/smRunner/testSrc/com/intellij/execution/testframework/sm/runner/MockRuntimeConfiguration.java

@@ -10,7 +10,6 @@ import com.intellij.openapi.util.InvalidDataException;
 import com.intellij.openapi.util.WriteExternalException;
 import org.jdom.Element;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 import javax.swing.*;
 
@@ -83,11 +82,5 @@ public final class MockRuntimeConfiguration extends LocatableConfigurationBase i
     public ConfigurationFactory[] getConfigurationFactories() {
       return new ConfigurationFactory[0];
     }
-
-    @Nullable
-    @Override
-    public String getHelpTopic() {
-      return null;
-    }
   }
 }

plugins/configuration-script/test/ConfigurationFileTest.kt

@@ -105,6 +105,4 @@ private fun parse(@Language("YAML") data: String): List<Any> {
   return list
 }
 
-private class TestConfigurationType(id: String) : ConfigurationTypeBase(id, id, "", null as Icon?) {
-  override fun getHelpTopic() = null
-}
\ No newline at end of file
+private class TestConfigurationType(id: String) : ConfigurationTypeBase(id, id, "", null as Icon?)
\ No newline at end of file

plugins/groovy/src/org/jetbrains/plugins/groovy/griffon/GriffonRunConfigurationType.java

@@ -14,7 +14,6 @@ import com.intellij.openapi.util.Key;
 import icons.JetgroovyIcons;
 import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 import javax.swing.*;
 
@@ -67,12 +66,6 @@ public final class GriffonRunConfigurationType implements ConfigurationType {
     return new ConfigurationFactory[]{myConfigurationFactory};
   }
 
-  @Nullable
-  @Override
-  public String getHelpTopic() {
-    return null;
-  }
-
   public static GriffonRunConfigurationType getInstance() {
     return ConfigurationTypeUtil.findConfigurationType(GriffonRunConfigurationType.class);
   }