Add prebuilt_boot_image and add boot_images to sdk

Bug: 177892522
Test: m nothing
Change-Id: I640359acd6840507f32d7034c97d4d1c7ff591e9
diff --git a/java/boot_image_test.go b/java/boot_image_test.go
index a295782..65e590d 100644
--- a/java/boot_image_test.go
+++ b/java/boot_image_test.go
@@ -29,3 +29,12 @@
 		}
 `)
 }
+
+func TestUnknownPrebuiltBootImage(t *testing.T) {
+	testJavaError(t, "image_name: Unknown image name \\\"unknown\\\", expected one of art, boot", `
+		prebuilt_boot_image {
+			name: "unknown-boot-image",
+			image_name: "unknown",
+		}
+`)
+}