Turn the VM's dart:typed_data into a patch

runtime/vm/BUILD.gn

Index: runtime/vm/BUILD.gn
diff --git a/runtime/vm/BUILD.gn b/runtime/vm/BUILD.gn
index 2c0493355b8f7e77505156bd30de94315b0b694b..bc8989427ccc75616fda81630f7eebef519f6c2e 100644
--- a/runtime/vm/BUILD.gn
+++ b/runtime/vm/BUILD.gn
@@ -344,10 +344,12 @@ generate_core_libraries("core_libraries") {
     ],
     [
       "typed_data",
+      processed_gypis.typed_data_sdk_sources,
+      "../../sdk/lib/typed_data",
+      "typed_data",
+      true,
       processed_gypis.typed_data_runtime_sources,
       "../lib",
-      "typed_data",
-      false,
     ],
     [
       "_vmservice",
@@ -428,7 +430,6 @@ template("generate_patched_sdk") {
     # Files below are not patches, they will not be in [concatenation_files]
     # but the `patch_sdk.dart` script will copy them into the patched sdk.
     inputs += [
-      "../lib/typed_data.dart",
       "../bin/builtin.dart",
       "../bin/vmservice/vmservice_io.dart",
       "../bin/vmservice/loader.dart",