Add support for AMD to the extensions module system.

extensions/renderer/script_context_set_unittest.cc

Index: extensions/renderer/script_context_set_unittest.cc
diff --git a/extensions/renderer/script_context_set_unittest.cc b/extensions/renderer/script_context_set_unittest.cc
index 48272f16e416cd80049b6bb1d02dcf5f56484ea3..16587b97d47d620a7eee3b6b2e86bd0b43f8b55d 100644
--- a/extensions/renderer/script_context_set_unittest.cc
+++ b/extensions/renderer/script_context_set_unittest.cc
@@ -20,14 +20,18 @@ TEST(ScriptContextSet, Lifecycle) {
 
   v8::Isolate* isolate = v8::Isolate::GetCurrent();
   v8::HandleScope handle_scope(isolate);
-  v8::Handle<v8::Context> v8_context(v8::Context::New(isolate));
+  gin::ContextHolder context_holder(isolate);
+  context_holder.SetContext(v8::Context::New(isolate));
 
   // Dirty hack, but we don't actually need the frame, and this is easier than
   // creating a whole webview.
   blink::WebFrame* frame = reinterpret_cast<blink::WebFrame*>(1);
   const Extension* extension = NULL;
-  ScriptContext* context = new ScriptContext(
-      v8_context, frame, extension, Feature::BLESSED_EXTENSION_CONTEXT);
+  ScriptContext* context =
+      new ScriptContext(context_holder.context(),
+                        frame,
+                        extension,
+                        Feature::BLESSED_EXTENSION_CONTEXT);
 
   context_set.Add(context);
   EXPECT_EQ(1u, context_set.GetAll().count(context));