KotlinToolingMetadata: Disable 'kotlin.mpp.enableKotlinToolingMetadataArtifact' by default

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/KotlinToolingMetadataIT.kt

@@ -20,6 +20,8 @@ class KotlinToolingMetadataIT : BaseGradleIT() {
 
     @Test
     fun `new-mpp-published`() = with(transformProjectWithPluginsDsl("new-mpp-published")) {
+        projectDir.resolve("gradle.properties").appendText("\nkotlin.mpp.enableKotlinToolingMetadataArtifact=true")
+
         build("publish") {
             assertSuccessful()
             assertTasksExecuted(
@@ -89,6 +91,7 @@ class KotlinToolingMetadataIT : BaseGradleIT() {
 
     @Test
     fun `kotlin-js-browser-project`() = with(transformProjectWithPluginsDsl("kotlin-js-browser-project")) {
+        projectDir.resolve("gradle.properties").appendText("\nkotlin.mpp.enableKotlinToolingMetadataArtifact=true")
         build(BuildKotlinToolingMetadataTask.defaultTaskName) {
             assertSuccessful()
             assertTasksExecuted(":app:${BuildKotlinToolingMetadataTask.defaultTaskName}")

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/BuildKotlinToolingMetadataTest.kt

@@ -11,6 +11,7 @@ package org.jetbrains.kotlin.gradle
 import com.android.build.gradle.BaseExtension
 import org.gradle.api.JavaVersion
 import org.gradle.api.internal.project.ProjectInternal
+import org.gradle.api.plugins.ExtraPropertiesExtension
 import org.gradle.testfixtures.ProjectBuilder
 import org.jetbrains.kotlin.compilerRunner.konanVersion
 import org.jetbrains.kotlin.gradle.dsl.KotlinJsProjectExtension
@@ -40,6 +41,10 @@ class BuildKotlinToolingMetadataTest {
     private val multiplatformExtension get() = project.extensions.getByType(KotlinMultiplatformExtension::class.java)
     private val jsExtension get() = project.extensions.getByType(KotlinJsProjectExtension::class.java)
 
+    init {
+        project.extensions.getByType(ExtraPropertiesExtension::class.java).set("kotlin.mpp.enableKotlinToolingMetadataArtifact", "true")
+    }
+
     @Test
     fun `multiplatform empty setup`() {
         project.plugins.apply("kotlin-multiplatform")

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/KotlinProperties.kt

@@ -127,7 +127,7 @@ internal class PropertiesProvider private constructor(private val project: Proje
         get() = booleanProperty("kotlin.mpp.enableCompatibilityMetadataVariant") ?: true
 
     val enableKotlinToolingMetadataArtifact: Boolean
-        get() = booleanProperty("kotlin.mpp.enableKotlinToolingMetadataArtifact") ?: true
+        get() = booleanProperty("kotlin.mpp.enableKotlinToolingMetadataArtifact") ?: false
 
     val mppStabilityNoWarn: Boolean?
         get() = booleanProperty(KotlinMultiplatformPlugin.STABILITY_NOWARN_FLAG)