Remove unused code in gradleUtils.kt

Test.systemProperties() marked as EXTENSION_SHADOWED_BY_MEMBER

Author: Omico

gradle-plugins/buildSrc/src/main/kotlin/gradleUtils.kt

@@ -3,7 +3,6 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE.txt file.
  */
 
-import org.gradle.api.JavaVersion
 import org.gradle.api.Project
 import org.gradle.api.Task
 import org.gradle.api.artifacts.dsl.DependencyHandler
@@ -14,20 +13,14 @@ import org.gradle.api.tasks.TaskContainer
 import org.gradle.api.tasks.TaskProvider
 import org.gradle.api.tasks.bundling.Jar
 import org.gradle.api.tasks.testing.Test
-import org.gradle.jvm.toolchain.JavaLanguageVersion
-import org.gradle.jvm.toolchain.JavaToolchainService
 import org.gradle.kotlin.dsl.dependencies
 import org.gradle.kotlin.dsl.register
 import org.gradle.kotlin.dsl.withType
-import org.gradle.nativeplatform.platform.internal.DefaultNativePlatform
-import java.io.File
 
 inline fun <reified T> Project.configureIfExists(fn: T.() -> Unit) {
     extensions.findByType(T::class.java)?.fn()
 }
 
-val isWindows = DefaultNativePlatform.getCurrentOperatingSystem().isWindows
-
 fun Project.configureAllTests(fn: Test.() -> Unit = {}) {
     fun DependencyHandler.testImplementation(notation: Any) =
         add(JavaPlugin.TEST_IMPLEMENTATION_CONFIGURATION_NAME, notation)
@@ -47,12 +40,6 @@ fun Project.configureAllTests(fn: Test.() -> Unit = {}) {
     }
 }
 
-fun Test.systemProperties(map: Map<String, Any>) {
-    for ((k, v) in map) {
-        systemProperty(k, v)
-    }
-}
-
 fun TaskProvider<*>.dependsOn(vararg dependencies: Any) {
     configure {
         dependsOn(dependencies)
@@ -71,4 +58,4 @@ inline fun <reified T : Task> TaskContainer.registerVerificationTask(
     }
 
 val Provider<out Jar>.archiveFile: Provider<RegularFile>
-    get() = flatMap { it.archiveFile }
+    get() = flatMap { it.archiveFile }