Hook up simulator (if needed) when calling Dart code.

runtime/vm/stub_code_mips_test.cc

Index: runtime/vm/stub_code_mips_test.cc
===================================================================
--- runtime/vm/stub_code_mips_test.cc	(revision 18992)
+++ runtime/vm/stub_code_mips_test.cc	(working copy)
@@ -55,7 +55,7 @@
       *CreateFunction("Test_CallRuntimeStubCode"), &_assembler_));
   const Function& function = RegisterFakeFunction(kName, code);
   Smi& result = Smi::Handle();
-  result ^= DartEntry::InvokeStatic(function, Object::empty_array());
+  result ^= DartEntry::InvokeFunction(function, Object::empty_array());
   EXPECT_EQ((value1 - value2), result.Value());
 }
 
@@ -80,7 +80,7 @@
       *CreateFunction("Test_CallLeafRuntimeStubCode"), &_assembler_));
   const Function& function = RegisterFakeFunction(kName, code);
   Smi& result = Smi::Handle();
-  result ^= DartEntry::InvokeStatic(function, Object::empty_array());
+  result ^= DartEntry::InvokeFunction(function, Object::empty_array());
   EXPECT_EQ((value1 + value2), result.Value());
 }