Load the native call wrapper via Thread.

runtime/vm/stub_code_mips.cc

Index: runtime/vm/stub_code_mips.cc
diff --git a/runtime/vm/stub_code_mips.cc b/runtime/vm/stub_code_mips.cc
index 359a3d43e10cd5893dad530e11e68961b0703bfe..36f73f7ba131269a7b28ae46a51fec403f5cc5b1 100644
--- a/runtime/vm/stub_code_mips.cc
+++ b/runtime/vm/stub_code_mips.cc
@@ -199,16 +199,10 @@ void StubCode::GenerateCallNativeCFunctionStub(Assembler* assembler) {
 
   __ mov(A1, T5);  // Pass the function entrypoint.
   __ ReserveAlignedFrameSpace(2 * kWordSize);  // Just passing A0, A1.
+
   // Call native wrapper function or redirection via simulator.
-#if defined(USING_SIMULATOR)
-  uword entry = reinterpret_cast<uword>(NativeEntry::NativeCallWrapper);
-  entry = Simulator::RedirectExternalReference(
-      entry, Simulator::kNativeCall, NativeEntry::kNumCallWrapperArguments);
-  __ LoadImmediate(T9, entry);
+  __ lw(T9, Address(THR, Thread::native_call_wrapper_entry_point_offset()));
   __ jalr(T9);
-#else
-  __ BranchLink(&NativeEntry::NativeCallWrapperLabel(), kNotPatchable);
-#endif
   __ Comment("CallNativeCFunctionStub return");
 
   // Mark that the isolate is executing Dart code.