Mark lazily-patched native calls correctly as patchable.

runtime/vm/intermediate_language_mips.cc

Index: runtime/vm/intermediate_language_mips.cc
diff --git a/runtime/vm/intermediate_language_mips.cc b/runtime/vm/intermediate_language_mips.cc
index 6a2c6238e6224b9f54936756983e32456b0d1687..c5a5af504cbbec0d402dc81eab466e80508c8449 100644
--- a/runtime/vm/intermediate_language_mips.cc
+++ b/runtime/vm/intermediate_language_mips.cc
@@ -1053,8 +1053,13 @@ void NativeCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   __ LoadImmediate(A1, argc_tag);
   ExternalLabel label(entry);
   __ LoadNativeEntry(T5, &label, kNotPatchable);
-  compiler->GenerateCall(token_pos(), *stub_entry, RawPcDescriptors::kOther,
-                         locs());
+  if (link_lazily()) {
+    compiler->GeneratePatchableCall(token_pos(), *stub_entry,
+                                    RawPcDescriptors::kOther, locs());
+  } else {
+    compiler->GenerateCall(token_pos(), *stub_entry, RawPcDescriptors::kOther,
+                           locs());
+  }
   __ Pop(result);
 }