Merge "Propagate "required" for prebuilt_etc"

android/prebuilt_etc.go

@@ -17,6 +17,7 @@ package android
 import (
 	"fmt"
 	"io"
+	"strings"
 )
 
 // prebuilt_etc is for prebuilts that will be installed to
@@ -148,6 +149,7 @@ func (p *PrebuiltEtc) AndroidMk() AndroidMkData {
 			fmt.Fprintln(w, "LOCAL_MODULE_PATH :=", "$(OUT_DIR)/"+p.installDirPath.RelPathString())
 			fmt.Fprintln(w, "LOCAL_INSTALLED_MODULE_STEM :=", p.outputFilePath.Base())
 			fmt.Fprintln(w, "LOCAL_UNINSTALLABLE_MODULE :=", !p.Installable())
+			fmt.Fprintln(w, "LOCAL_REQUIRED_MODULES :=", strings.Join(data.Required, " "))
 			if p.additionalDependencies != nil {
 				fmt.Fprint(w, "LOCAL_ADDITIONAL_DEPENDENCIES :=")
 				for _, path := range *p.additionalDependencies {