Use OutputFilesProvider on Import, AARImport and AndroidAppImport

In the context of incremental soong, the output files
inter-module-communication will be through OutputFilesProvider.
The OutputFileProducer interface will be deprecated.

Test: CI
Bug: 339477385
Change-Id: I51ccf59f97cb8a790642cb4463c479feaf18058a
diff --git a/java/java.go b/java/java.go
index a2fc5fb..e4abbcd 100644
--- a/java/java.go
+++ b/java/java.go
@@ -2752,6 +2752,9 @@
 		StubsLinkType:                  j.stubsLinkType,
 		// TODO(b/289117800): LOCAL_ACONFIG_FILES for prebuilts
 	})
+
+	ctx.SetOutputFiles(android.Paths{j.combinedImplementationFile}, "")
+	ctx.SetOutputFiles(android.Paths{j.combinedImplementationFile}, ".jar")
 }
 
 func (j *Import) maybeInstall(ctx android.ModuleContext, jarName string, outputFile android.Path) {
@@ -2772,17 +2775,6 @@
 	ctx.InstallFile(installDir, jarName, outputFile)
 }
 
-func (j *Import) OutputFiles(tag string) (android.Paths, error) {
-	switch tag {
-	case "", ".jar":
-		return android.Paths{j.combinedImplementationFile}, nil
-	default:
-		return nil, fmt.Errorf("unsupported module reference tag %q", tag)
-	}
-}
-
-var _ android.OutputFileProducer = (*Import)(nil)
-
 func (j *Import) HeaderJars() android.Paths {
 	return android.PathsIfNonNil(j.combinedHeaderFile)
 }