KT-6159: Inline function refactoring enabled

idea/src/org/jetbrains/kotlin/idea/refactoring/inline/KotlinInlineFunctionHandler.kt

@@ -18,7 +18,6 @@ package org.jetbrains.kotlin.idea.refactoring.inline
 
 import com.intellij.lang.Language
 import com.intellij.lang.refactoring.InlineActionHandler
-import com.intellij.openapi.application.ApplicationManager
 import com.intellij.openapi.editor.Editor
 import com.intellij.openapi.project.Project
 import com.intellij.psi.PsiElement
@@ -50,7 +49,6 @@ class KotlinInlineFunctionHandler: InlineActionHandler() {
         return element is KtNamedFunction
                && element.hasBody()
                && element.getUseScope() is GlobalSearchScope  // TODO support local functions
-               && ApplicationManager.getApplication().isUnitTestMode
     }
 
     override fun inlineElement(project: Project, editor: Editor?, element: PsiElement) {