Rename platform-independent ConstrainedWindow types to WebContentsModalDialog types (part 1)

chrome/browser/ui/constrained_window_tab_helper_delegate.h

-// 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 CHROME_BROWSER_UI_CONSTRAINED_WINDOW_TAB_HELPER_DELEGATE_H_
-#define CHROME_BROWSER_UI_CONSTRAINED_WINDOW_TAB_HELPER_DELEGATE_H_
-
-namespace content {
-class WebContents;
-}
-
-namespace gfx {
-class Point;
-}
-
-class ConstrainedWindowTabHelperDelegate {
- public:
-  // Returns true if constrained windows should be focused. Default is true.
-  virtual bool ShouldFocusConstrainedWindow();
-
-  // Changes the blocked state of |web_contents|. WebContentses are considered
-  // blocked while displaying a tab modal dialog. During that time renderer host
-  // will ignore any UI interaction within WebContents outside of the
-  // currently displaying dialog.
-  virtual void SetTabContentBlocked(content::WebContents* web_contents,
-                                    bool blocked);
-
-  // Fills in |point| with the coordinates for positioning chrome style
-  // constrained windows. The constrained window should position itself such
-  // that its top center is at |point|. Return false if the default position
-  // should be used.
-  virtual bool GetConstrainedWindowTopCenter(gfx::Point* point);
-
- protected:
-  virtual ~ConstrainedWindowTabHelperDelegate();
-};
-
-#endif  // CHROME_BROWSER_UI_CONSTRAINED_WINDOW_TAB_HELPER_DELEGATE_H_