Add the name of the sdk library to dynamically generated java modules

The name of the sdk library will be used in source vs prebuilt
selection. For soong modules that are not dynamically created from a
java_sdk_library, the value will be nil.

Bug: 308174768
Test: TH
Change-Id: Ic7e9889f00c6184992b663a7124967bb0794d475

java/droidstubs.go

@@ -48,6 +48,7 @@ func RegisterStubsBuildComponents(ctx android.RegistrationContext) {
 // Droidstubs
 type Droidstubs struct {
 	Javadoc
+	embeddableInModuleAndImport
 
 	properties              DroidstubsProperties
 	apiFile                 android.Path
@@ -184,6 +185,7 @@ func DroidstubsFactory() android.Module {
 
 	module.AddProperties(&module.properties,
 		&module.Javadoc.properties)
+	module.initModuleAndImport(module)
 
 	InitDroiddocModule(module, android.HostAndDeviceSupported)
 
@@ -930,6 +932,8 @@ type PrebuiltStubsSourcesProperties struct {
 type PrebuiltStubsSources struct {
 	android.ModuleBase
 	android.DefaultableModuleBase
+	embeddableInModuleAndImport
+
 	prebuilt android.Prebuilt
 
 	properties PrebuiltStubsSourcesProperties
@@ -1008,6 +1012,7 @@ func PrebuiltStubsSourcesFactory() android.Module {
 	module := &PrebuiltStubsSources{}
 
 	module.AddProperties(&module.properties)
+	module.initModuleAndImport(module)
 
 	android.InitPrebuiltModule(module, &module.properties.Srcs)
 	InitDroiddocModule(module, android.HostAndDeviceSupported)