1 files changed, 70 insertions, 0 deletions
diff --git a/chromium/content/renderer/web_ui_runner.cc b/chromium/content/renderer/web_ui_runner.cc
new file mode 100644
index 00000000000..a091636cc94
--- /dev/null
+++ b/chromium/content/renderer/web_ui_runner.cc
@@ -0,0 +1,70 @@
+// 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 "content/renderer/web_ui_runner.h"
+
+#include "gin/modules/module_registry.h"
+#include "gin/per_context_data.h"
+#include "gin/public/context_holder.h"
+#include "mojo/bindings/js/core.h"
+#include "mojo/bindings/js/support.h"
+#include "third_party/WebKit/public/web/WebFrame.h"
+#include "third_party/WebKit/public/web/WebScriptSource.h"
+
+using v8::Context;
+using v8::HandleScope;
+using v8::Isolate;
+using v8::Object;
+using v8::ObjectTemplate;
+using v8::Script;
+
+namespace content {
+
+WebUIRunner::WebUIRunner(blink::WebFrame* frame,
+                         gin::ContextHolder* context_holder)
+    : frame_(frame),
+      context_holder_(context_holder) {
+  DCHECK(frame_);
+  v8::Isolate::Scope isolate_scope(context_holder->isolate());
+  HandleScope handle_scope(context_holder->isolate());
+  // Note: this installs the runner globally. If we need to support more than
+  // one runner at a time we'll have to revisit this.
+  gin::PerContextData::From(context_holder->context())->set_runner(this);
+}
+
+WebUIRunner::~WebUIRunner() {
+}
+
+void WebUIRunner::RegisterBuiltinModules() {
+  gin::ModuleRegistry* registry =
+      gin::ModuleRegistry::From(context_holder_->context());
+  registry->AddBuiltinModule(context_holder_->isolate(),
+                             mojo::js::Core::kModuleName,
+                             mojo::js::Core::GetModule(
+                                 context_holder_->isolate()));
+  registry->AddBuiltinModule(context_holder_->isolate(),
+                             mojo::js::Support::kModuleName,
+                             mojo::js::Support::GetModule(
+                                 context_holder_->isolate()));
+}
+
+void WebUIRunner::Run(const std::string& source,
+                      const std::string& resource_name) {
+  frame_->executeScript(
+      blink::WebScriptSource(blink::WebString::fromUTF8(source)));
+}
+
+v8::Handle<v8::Value> WebUIRunner::Call(v8::Handle<v8::Function> function,
+                                        v8::Handle<v8::Value> receiver,
+                                        int argc,
+                                        v8::Handle<v8::Value> argv[]) {
+  return frame_->callFunctionEvenIfScriptDisabled(function, receiver, argc,
+                                                  argv);
+}
+
+gin::ContextHolder* WebUIRunner::GetContextHolder() {
+  return context_holder_;
+}
+
+}  // namespace content