Make KotlinType.isError extension instead of member

plugins/kapt3/src/org/jetbrains/kotlin/kapt3/stubs/errorTypeConversion.kt

@@ -29,6 +29,7 @@ import org.jetbrains.kotlin.psi.*
 import org.jetbrains.kotlin.resolve.BindingContext
 import org.jetbrains.kotlin.types.KotlinType
 import org.jetbrains.kotlin.types.Variance
+import org.jetbrains.kotlin.types.isError
 
 internal fun convertKtType(
         reference: KtTypeReference?,
@@ -149,4 +150,4 @@ fun KotlinType.containsErrorTypes(allowedDepth: Int = 10): Boolean {
     if (this.isError) return true
     if (this.arguments.any { !it.isStarProjection && it.type.containsErrorTypes(allowedDepth - 1) }) return true
     return false
-}
+}

plugins/uast-kotlin/src/org/jetbrains/uast/kotlin/internal/kotlinInternalUastUtils.kt

@@ -41,6 +41,7 @@ import org.jetbrains.kotlin.resolve.DescriptorToSourceUtils
 import org.jetbrains.kotlin.resolve.calls.callUtil.getResolvedCall
 import org.jetbrains.kotlin.resolve.descriptorUtil.fqNameSafe
 import org.jetbrains.kotlin.types.KotlinType
+import org.jetbrains.kotlin.types.isError
 import org.jetbrains.uast.*
 import java.lang.ref.WeakReference
 import java.text.StringCharacterIterator
@@ -172,4 +173,4 @@ internal inline fun <reified T : UDeclaration, reified P : PsiElement> unwrap(el
     val unwrapped = if (element is T) element.psi else element
     assert(unwrapped !is UElement)
     return unwrapped as P
-}
+}