components: Create web_modal component.

chrome/browser/ui/chrome_modal_dialog_manager_delegate.h

+// Copyright (c) 2013 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 CHROME_BROWSER_UI_CHROME_MODAL_DIALOG_MANAGER_DELEGATE_H_
+#define CHROME_BROWSER_UI_CHROME_MODAL_DIALOG_MANAGER_DELEGATE_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
+
+class ChromeModalDialogManagerDelegate

[Mike Wittman, 2013/05/10 00:03:22]

How about ChromeWebContentsModalDialogManagerDelegate, or
ChromeWebModalDialogManagerDelegate?

ChromeModalDialogManagerDelegate gives the impression that the dialog is
Chrome-modal.

[sadrul, 2013/05/10 02:59:18]

Renamed to ChromeWebModalDialogManagerDelegate.

+    : public web_modal::WebContentsModalDialogManagerDelegate {
+ public:
+  ChromeModalDialogManagerDelegate();
+  virtual ~ChromeModalDialogManagerDelegate();
+
+ protected:
+  // Overridden from web_modal::WebContentsModalDialogManagerDelegate:
+  virtual void SetWebContentsBlocked(content::WebContents* web_contents,
+                                     bool blocked) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ChromeModalDialogManagerDelegate);
+};
+
+#endif  // CHROME_BROWSER_UI_CHROME_MODAL_DIALOG_MANAGER_DELEGATE_H_