Add signing linage support for android_app_import

Test: app_test
Bug: 153366049
Change-Id: I260f198637a1a0f8b3373250413356785c56588a

java/app.go

@@ -1245,6 +1245,9 @@ type AndroidAppImportProperties struct {
 	// be set for presigned modules.
 	Presigned *bool
 
+	// Name of the signing certificate lineage file.
+	Lineage *string
+
 	// Sign with the default system dev certificate. Must be used judiciously. Most imported apps
 	// need to either specify a specific certificate or be presigned.
 	Default_dev_cert *bool
@@ -1443,7 +1446,11 @@ func (a *AndroidAppImport) generateAndroidBuildActions(ctx android.ModuleContext
 		}
 		a.certificate = certificates[0]
 		signed := android.PathForModuleOut(ctx, "signed", apkFilename)
-		SignAppPackage(ctx, signed, dexOutput, certificates, nil, nil)
+		var lineageFile android.Path
+		if lineage := String(a.properties.Lineage); lineage != "" {
+			lineageFile = android.PathForModuleSrc(ctx, lineage)
+		}
+		SignAppPackage(ctx, signed, dexOutput, certificates, nil, lineageFile)
 		a.outputFile = signed
 	} else {
 		alignedApk := android.PathForModuleOut(ctx, "zip-aligned", apkFilename)

java/app_test.go

@@ -2010,6 +2010,27 @@ func TestAndroidAppImport_Presigned(t *testing.T) {
 	}
 }
 
+func TestAndroidAppImport_SigningLineage(t *testing.T) {
+	ctx, _ := testJava(t, `
+	  android_app_import {
+			name: "foo",
+			apk: "prebuilts/apk/app.apk",
+			certificate: "platform",
+			lineage: "lineage.bin",
+		}
+	`)
+
+	variant := ctx.ModuleForTests("foo", "android_common")
+
+	// Check cert signing lineage flag.
+	signedApk := variant.Output("signed/foo.apk")
+	signingFlag := signedApk.Args["flags"]
+	expected := "--lineage lineage.bin"
+	if expected != signingFlag {
+		t.Errorf("Incorrect signing flags, expected: %q, got: %q", expected, signingFlag)
+	}
+}
+
 func TestAndroidAppImport_DefaultDevCert(t *testing.T) {
 	ctx, _ := testJava(t, `
 		android_app_import {