Upgrade to Scala.js 1.9.0

Author: griggt

compiler/src/dotty/tools/dotc/transform/sjs/PrepJSInterop.scala

@@ -567,14 +567,7 @@ class PrepJSInterop extends MacroTransform with IdentityDenotTransformer { thisP
 
           case Some(annot) if annot.symbol == jsdefn.JSGlobalAnnot =>
             checkJSGlobalLiteral(annot)
-            val pathName = annot.argumentConstantString(0).getOrElse {
-              if ((enclosingOwner is OwnerKind.ScalaMod) && !sym.owner.isPackageObject) {
-                report.error(
-                    "Native JS members inside non-native objects must have an explicit name in @JSGlobal",
-                    annot.tree)
-              }
-              sym.defaultJSName
-            }
+            val pathName = annot.argumentConstantString(0).getOrElse(sym.defaultJSName)
             checkGlobalRefPath(pathName)
 
           case Some(annot) if annot.symbol == jsdefn.JSImportAnnot =>

project/plugins.sbt

@@ -2,7 +2,7 @@
 //
 // e.g. addSbtPlugin("com.github.mpeltonen" % "sbt-idea" % "1.1.0")
 
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.7.1")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.9.0")
 
 addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "3.9.10")