Replace splitBy with split

idea/tests/org/jetbrains/kotlin/idea/debugger/evaluate/AbstractKotlinEvaluateExpressionTest.kt

@@ -328,7 +328,7 @@ public abstract class AbstractKotlinEvaluateExpressionTest : KotlinDebuggerTestB
 
             val markupMap = hashMapOf<com.sun.jdi.Value, ValueMarkup>()
             for (labelAsText in labelsAsText) {
-                val labelParts = labelAsText.splitBy("=")
+                val labelParts = labelAsText.split("=")
                 assert(labelParts.size() == 2) { "Wrong format for DEBUG_LABEL directive: // DEBUG_LABEL: {localVariableName} = {labelText}"}
                 val localVariableName = labelParts[0].trim()
                 val labelName = labelParts[1].trim()

js/js.tests/test/org/jetbrains/kotlin/js/test/MultipleModulesTranslationTest.kt

@@ -90,10 +90,10 @@ public abstract class MultipleModulesTranslationTest(main: String) : BasicTest(m
 
         val result = LinkedHashMap<String, List<String>>()
         for (line in dependenciesTxt.readLines()) {
-            val split = line.splitBy("->")
+            val split = line.split("->")
             val module = split[0]
             val dependencies = if (split.size() > 1) split[1] else ""
-            val dependencyList = dependencies.splitBy(",").filterNot { it.isEmpty() }
+            val dependencyList = dependencies.split(",").filterNot { it.isEmpty() }
 
             result[module] = dependencyList
         }