Add support for using AMD modules from extensions modules.

extensions/renderer/script_context.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 "extensions/renderer/script_context.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/values.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/renderer/render_view.h"
 #include "content/public/renderer/v8_value_converter.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_api.h"
 #include "extensions/common/extension_urls.h"
 #include "extensions/common/features/base_feature_provider.h"
+#include "gin/per_context_data.h"
 #include "third_party/WebKit/public/web/WebDataSource.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "third_party/WebKit/public/web/WebScopedMicrotaskSuppression.h"
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "v8/include/v8.h"
 
 using content::V8ValueConverter;
 
 namespace extensions {
 
 ScriptContext::ScriptContext(const v8::Handle<v8::Context>& v8_context,
                              blink::WebFrame* web_frame,
                              const Extension* extension,
                              Feature::Context context_type)
     : v8_context_(v8_context),
       web_frame_(web_frame),
       extension_(extension),
       context_type_(context_type),
       safe_builtins_(this),
       isolate_(v8_context->GetIsolate()) {
   VLOG(1) << "Created context:\n"
           << "  extension id: " << GetExtensionID() << "\n"
           << "  frame:        " << web_frame_ << "\n"
           << "  context type: " << GetContextTypeDescription();
+  gin::PerContextData::From(v8_context)->set_runner(this);
 }
 
 ScriptContext::~ScriptContext() {
   VLOG(1) << "Destroyed context for extension\n"
           << "  extension id: " << GetExtensionID();
   Invalidate();
 }
 
 void ScriptContext::Invalidate() {
   if (!is_valid())
@@ skipping 159 matching lines @@
 
   v8::Handle<v8::Value> retval = module_system()->CallModuleMethod(
       "sendRequest", "handleResponse", arraysize(argv), argv);
 
   // In debug, the js will validate the callback parameters and return a
   // string if a validation error has occured.
   DCHECK(retval.IsEmpty() || retval->IsUndefined())
       << *v8::String::Utf8Value(retval);
 }
 
+void ScriptContext::Run(const std::string& source,
+                        const std::string& resource_name) {
+  module_system_->RunString(source, resource_name);
+}
+
+v8::Handle<v8::Value> ScriptContext::Call(v8::Handle<v8::Function> function,
+                                          v8::Handle<v8::Value> receiver,
+                                          int argc,
+                                          v8::Handle<v8::Value> argv[]) {
+  return CallFunction(function, argc, argv);
+}
+
+gin::ContextHolder* ScriptContext::GetContextHolder() {
+  v8::HandleScope handle_scope(isolate());
+  return gin::PerContextData::From(v8_context())->context_holder();
+}
+
 }  // namespace extensions