Don't link bionicDeps for noStdlibs bindgen.

Bug: None
Test: treehugger
Change-Id: I213328f038061099d5c0dad0ef22cfd632ed268d
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 878f896..8cec918 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -313,7 +313,7 @@
 
 func (b *bindgenDecorator) SourceProviderDeps(ctx DepsContext, deps Deps) Deps {
 	deps = b.BaseSourceProvider.SourceProviderDeps(ctx, deps)
-	if ctx.toolchain().Bionic() {
+	if ctx.toolchain().Bionic() && !ctx.RustModule().compiler.noStdlibs() {
 		deps = bionicDeps(ctx, deps, false)
 	} else if ctx.Os() == android.LinuxMusl {
 		deps = muslDeps(ctx, deps, false)