Revert^2 "Update clang version to clang-r510928"

22686bab043f1506d96f987a2351c65a8f5058aa

Change-Id: I1117546bb71548e1146c6ae43419b6aef772f812
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 77ba277..85cc220 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -29,7 +29,7 @@
 	defaultBindgenFlags = []string{""}
 
 	// bindgen should specify its own Clang revision so updating Clang isn't potentially blocked on bindgen failures.
-	bindgenClangVersion = "clang-r498229b"
+	bindgenClangVersion = "clang-r510928"
 
 	_ = pctx.VariableFunc("bindgenClangVersion", func(ctx android.PackageVarContext) string {
 		if override := ctx.Config().Getenv("LLVM_BINDGEN_PREBUILTS_VERSION"); override != "" {