Add support for AMD to the extensions module system.

extensions/renderer/script_context_set_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/message_loop/message_loop.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/features/feature.h"
 #include "extensions/renderer/script_context.h"
 #include "extensions/renderer/script_context_set.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "v8/include/v8.h"
 
 namespace extensions {
 
 TEST(ScriptContextSet, Lifecycle) {
   base::MessageLoop loop;
 
   ScriptContextSet context_set;
 
   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));
   EXPECT_EQ(context, context_set.GetByV8Context(context->v8_context()));
 
   // Adding the same item multiple times should be OK and deduped.
   context_set.Add(context);
   EXPECT_EQ(1u, context_set.GetAll().count(context));
 
   // GetAll() returns a copy so removing from one should not remove from others.
   ScriptContextSet::ContextSet set_copy = context_set.GetAll();
   EXPECT_EQ(1u, set_copy.count(context));
 
   context_set.Remove(context);
   EXPECT_EQ(0, context_set.size());
   EXPECT_FALSE(context_set.GetByV8Context(context->v8_context()));
   EXPECT_EQ(1u, set_copy.size());
 
   // After removal, the context should be marked for destruction.
   EXPECT_FALSE(context->web_frame());
 
   // Run loop to do the actual deletion.
   loop.RunUntilIdle();
 }
 
 }  // namespace extensions