Convert CombinedApis's GenerateAndroidBuildActions to use ModuleProxy.

Bug: 377723687
Test: Unit tests and compare the ninja and mk files generated.
Change-Id: Iabae176799282e86cc67efc50b91de847181bf0d
diff --git a/java/aar.go b/java/aar.go
index d9a8c0e..c09ed9e 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -1046,6 +1046,8 @@
 		AconfigTextFiles: aconfigTextFilePaths,
 	})
 
+	android.SetProvider(ctx, AndroidLibraryInfoProvider, AndroidLibraryInfo{})
+
 	a.setOutputFiles(ctx)
 }
 
@@ -1574,6 +1576,8 @@
 		JniPackages: a.jniPackages,
 	})
 
+	android.SetProvider(ctx, AndroidLibraryInfoProvider, AndroidLibraryInfo{})
+
 	ctx.SetOutputFiles([]android.Path{a.implementationAndResourcesJarFile}, "")
 	ctx.SetOutputFiles([]android.Path{a.aarPath}, ".aar")
 }