[Gradle, JS] All karma output to debug

#KT-38109 fixed

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/JSServiceMessages.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2020 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.
  */
 
@@ -23,18 +23,11 @@ internal open class JSServiceMessagesTestExecutionSpec(
     checkExitCode,
     clientSettings
 ) {
-    protected val suppressedOutput = StringBuilder()
-
-    override fun showSuppressedOutput() {
-        println(suppressedOutput)
-    }
-
     override fun createClient(testResultProcessor: TestResultProcessor, log: Logger): TCServiceMessagesClient {
         return JSServiceMessagesClient(
             results = testResultProcessor,
             settings = clientSettings,
-            log = log,
-            suppressedOutput = suppressedOutput
+            log = log
         )
     }
 }
@@ -42,10 +35,11 @@ internal open class JSServiceMessagesTestExecutionSpec(
 internal open class JSServiceMessagesClient(
     results: TestResultProcessor,
     settings: TCServiceMessagesClientSettings,
-    log: Logger,
-    private val suppressedOutput: StringBuilder
+    log: Logger
 ) : TCServiceMessagesClient(results, settings, log) {
     override fun printNonTestOutput(text: String) {
-        suppressedOutput.appendln(text)
+        if (log.isDebugEnabled) {
+            log.debug(text)
+        }
     }
 }

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KotlinKarma.kt

@@ -411,8 +411,7 @@ class KotlinKarma(override val compilation: KotlinJsCompilation) :
                 object : JSServiceMessagesClient(
                     testResultProcessor,
                     clientSettings,
-                    log,
-                    suppressedOutput
+                    log
                 ) {
                     val baseTestNameSuffix get() = settings.testNameSuffix
                     override var testNameSuffix: String? = baseTestNameSuffix
@@ -424,10 +423,7 @@ class KotlinKarma(override val compilation: KotlinJsCompilation) :
                         progressLogger.progress(value)
 
                         parseConsole(value)
-
-                        if (log.isDebugEnabled) {
-                            super.printNonTestOutput(text)
-                        }
+                        super.printNonTestOutput(text)
                     }
 
                     private fun parseConsole(text: String) {