COMMA_IN_WHEN_CONDITION_WITHOUT_ARGUMENT is an ERROR now.

Migrated code.
Updated test data in IDE tests.
Dropped whenWithRangeTestsAndMultiConditions.kt:
"Introduce subject" is not applicable to 'when' with ||-ed conditions.

core/descriptors.runtime/src/org/jetbrains/kotlin/load/java/structure/reflect/ReflectJavaType.kt

@@ -31,7 +31,7 @@ public abstract class ReflectJavaType : JavaType {
         fun create(type: Type): ReflectJavaType {
             return when {
                 type is Class<*> && type.isPrimitive() -> ReflectJavaPrimitiveType(type)
-                type is GenericArrayType, type is Class<*> && type.isArray() -> ReflectJavaArrayType(type)
+                type is GenericArrayType || type is Class<*> && type.isArray() -> ReflectJavaArrayType(type)
                 type is WildcardType -> ReflectJavaWildcardType(type)
                 else -> ReflectJavaClassifierType(type)
             }

core/descriptors.runtime/src/org/jetbrains/kotlin/load/java/structure/reflect/reflectClassUtil.kt

@@ -34,7 +34,7 @@ public val Class<*>.classId: ClassId
     get() = when {
         isPrimitive() -> throw IllegalArgumentException("Can't compute ClassId for primitive type: $this")
         isArray() -> throw IllegalArgumentException("Can't compute ClassId for array type: $this")
-        getEnclosingMethod() != null, getEnclosingConstructor() != null, getSimpleName().isEmpty() -> {
+        getEnclosingMethod() != null || getEnclosingConstructor() != null || getSimpleName().isEmpty() -> {
             val fqName = FqName(getName())
             ClassId(fqName.parent(), FqName.topLevel(fqName.shortName()), /* local = */ true)
         }