Content shell: Javascript dialogs, first pass, just Mac for now.

content/shell/shell_js_dialog_creator.h

Index: content/shell/shell_js_dialog_creator.h
diff --git a/content/shell/shell_js_dialog_creator.h b/content/shell/shell_js_dialog_creator.h
new file mode 100644
index 0000000000000000000000000000000000000000..1bc3faf9190e7bd1a1b2fef42880471e9d7efd5b
--- /dev/null
+++ b/content/shell/shell_js_dialog_creator.h
@@ -0,0 +1,53 @@
+// Copyright (c) 2012 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.
+
+#ifndef CONTENT_SHELL_SHELL_JS_DIALOG_CREATOR_H_
+#define CONTENT_SHELL_SHELL_JS_DIALOG_CREATOR_H_
+#pragma once
+
+#include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
+#include "content/public/browser/javascript_dialogs.h"
+
+namespace content {
+
+class ShellJavaScriptDialog;
+
+class ShellJavaScriptDialogCreator : public JavaScriptDialogCreator {
+ public:
+  ShellJavaScriptDialogCreator();
+  virtual ~ShellJavaScriptDialogCreator();
+
+  // JavaScriptDialogCreator:
+  virtual void RunJavaScriptDialog(
+      WebContents* web_contents,
+      const GURL& origin_url,
+      const std::string& accept_lang,
+      ui::JavascriptMessageType javascript_message_type,
+      const string16& message_text,
+      const string16& default_prompt_text,
+      const DialogClosedCallback& callback,
+      bool* did_suppress_message) OVERRIDE;
+
+  virtual void RunBeforeUnloadDialog(
+      WebContents* web_contents,
+      const string16& message_text,
+      bool is_reload,
+      const DialogClosedCallback& callback) OVERRIDE;
+
+  virtual void ResetJavaScriptState(WebContents* web_contents) OVERRIDE;
+
+  // Called by the ShellJavaScriptDialog when it closes.
+  void DialogClosed(ShellJavaScriptDialog* dialog);
+
+ private:
+  // The dialog being shown. No queueing.
+  scoped_ptr<ShellJavaScriptDialog> dialog_;
+
+  DISALLOW_COPY_AND_ASSIGN(ShellJavaScriptDialogCreator);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_SHELL_SHELL_RESOURCE_CONTEXT_H_