[Gradle, Idea] Add Gutter Configurator for non-jvm tests

idea/idea-gradle/src/org/jetbrains/kotlin/idea/configuration/KotlinNonJvmGutterConfigurator.kt

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.idea.configuration
+
+import com.intellij.util.Consumer
+import org.jetbrains.plugins.gradle.service.project.AbstractProjectResolverExtension
+
+class KotlinNonJvmGutterConfigurator : AbstractProjectResolverExtension() {
+    override fun enhanceTaskProcessing(taskNames: MutableList<String>, jvmParametersSetup: String?, initScriptConsumer: Consumer<String>) {
+        initScriptConsumer.consume(
+            //language=Gradle
+            """
+                task nonJvmTestIdeSupport(type: Test) {
+                }
+            """.trimIndent()
+        )
+    }
+}