Implement Mojo message codec in JavaScript

gin/test/file_runner.cc

Index: gin/test/file_runner.cc
diff --git a/gin/test/file_runner.cc b/gin/test/file_runner.cc
index a343d6483cc33d376111c347cd8074ac3e749b4b..dd0ca66688653ddde456c1cc599c4fd0a080f2fd 100644
--- a/gin/test/file_runner.cc
+++ b/gin/test/file_runner.cc
@@ -27,28 +27,19 @@ base::FilePath GetModuleBase() {
 
 FileRunnerDelegate::FileRunnerDelegate()
     : ModuleRunnerDelegate(GetModuleBase()) {
+  AddBuiltinModule(GTest::kModuleName, GTest::GetTemplate);
 }
 
 FileRunnerDelegate::~FileRunnerDelegate() {
 }
 
-void FileRunnerDelegate::DidCreateContext(Runner* runner) {
-  ModuleRunnerDelegate::DidCreateContext(runner);
-
-  v8::Handle<v8::Context> context = runner->context();
-  ModuleRegistry* registry = ModuleRegistry::From(context);
-
-  registry->AddBuiltinModule(runner->isolate(), "gtest",
-                             GetGTestTemplate(runner->isolate()));
-}
-
 void FileRunnerDelegate::UnhandledException(Runner* runner,
                                             TryCatch& try_catch) {
   ModuleRunnerDelegate::UnhandledException(runner, try_catch);
   EXPECT_FALSE(try_catch.HasCaught()) << try_catch.GetPrettyMessage();
 }
 
-void RunTestFromFile(const base::FilePath& path, RunnerDelegate* delegate) {
+void RunTestFromFile(const base::FilePath& path, FileRunnerDelegate* delegate) {
   ASSERT_TRUE(base::PathExists(path)) << path.LossyDisplayName();
   std::string source;
   ASSERT_TRUE(ReadFileToString(path, &source));