Change deptag for sdk deps to help distinguish

Test: m nothing before and after and diff build.ninja files
Change-Id: Idc4c7f86d3e626bd1ee2f90ae3c6fb755644a605

java/robolectric.go

@@ -23,6 +23,7 @@ import (
 	"android/soong/android"
 	"android/soong/java/config"
 	"android/soong/tradefed"
+
 	"github.com/google/blueprint/proptools"
 )
 
@@ -166,7 +167,7 @@ func (r *robolectricTest) GenerateAndroidBuildActions(ctx android.ModuleContext)
 		instrumentedApp.implementationAndResourcesJar,
 	}
 
-	for _, dep := range ctx.GetDirectDepsWithTag(libTag) {
+	handleLibDeps := func(dep android.Module) {
 		m := ctx.OtherModuleProvider(dep, JavaInfoProvider).(JavaInfo)
 		r.libs = append(r.libs, ctx.OtherModuleName(dep))
 		if !android.InList(ctx.OtherModuleName(dep), config.FrameworkLibraries) {
@@ -174,6 +175,13 @@ func (r *robolectricTest) GenerateAndroidBuildActions(ctx android.ModuleContext)
 		}
 	}
 
+	for _, dep := range ctx.GetDirectDepsWithTag(libTag) {
+		handleLibDeps(dep)
+	}
+	for _, dep := range ctx.GetDirectDepsWithTag(sdkLibTag) {
+		handleLibDeps(dep)
+	}
+
 	r.combinedJar = android.PathForModuleOut(ctx, "robolectric_combined", r.outputFile.Base())
 	TransformJarsToJar(ctx, r.combinedJar, "combine jars", combinedJarJars, android.OptionalPath{},
 		false, nil, nil)