Remove the old views bubble code.

chrome/browser/ui/views/bubble/border_widget_win.h

-// Copyright (c) 2011 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_VIEWS_BUBBLE_BORDER_WIDGET_WIN_H_
-#define CHROME_BROWSER_UI_VIEWS_BUBBLE_BORDER_WIDGET_WIN_H_
-#pragma once
-
-#include "ui/views/bubble/bubble_border.h"
-#include "ui/views/widget/native_widget_win.h"
-
-class BorderContents;
-
-// This is a window that surrounds the info bubble and paints the margin and
-// border.  It is a separate window so that it can be a layered window, so that
-// we can use >1-bit alpha shadow images on the borders, which look nicer than
-// the Windows CS_DROPSHADOW shadows.  The info bubble window itself cannot be a
-// layered window because that prevents it from hosting native child controls.
-class BorderWidgetWin : public views::NativeWidgetWin {
- public:
-  BorderWidgetWin();
-  virtual ~BorderWidgetWin() { }
-
-  // Initializes the BrowserWidget making |owner| its owning window.
-  void InitBorderWidgetWin(BorderContents* border_contents, HWND owner);
-
-  // Given the size of the contained contents (without margins), and the rect
-  // (in screen coordinates) to point to, sets the border window positions and
-  // sizes the border window and returns the bounds (in screen coordinates) the
-  // contents should use. |arrow_location| is prefered arrow location,
-  // the function tries to preserve the location and direction, in case of RTL
-  // arrow location is mirrored.
-  virtual gfx::Rect SizeAndGetBounds(
-      const gfx::Rect& position_relative_to,
-      views::BubbleBorder::ArrowLocation arrow_location,
-      const gfx::Size& contents_size);
-
-  // Simple accessors.
-  BorderContents* border_contents() { return border_contents_; }
-
- protected:
-  BorderContents* border_contents_;
-
- private:
-  // Overridden from NativeWidgetWin:
-  virtual LRESULT OnMouseActivate(UINT message,
-                                  WPARAM w_param,
-                                  LPARAM l_param) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(BorderWidgetWin);
-};
-
-#endif  // CHROME_BROWSER_UI_VIEWS_BUBBLE_BORDER_WIDGET_WIN_H_