Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/cocoa/website_settings/permission_bubble_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/website_settings/permission_bubble_controller.h"
 
 #include <algorithm>
 
 #include "base/mac/bind_objc_block.h"
 #include "base/macros.h"
@@ skipping 62 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(MenuDelegate);
 };
 
 }  // namespace
 
 // NSPopUpButton with a menu containing two items: allow and block.
 // One AllowBlockMenuButton is used for each requested permission when there are
 // multiple permissions in the bubble.
 @interface AllowBlockMenuButton : NSPopUpButton {
  @private
-  scoped_ptr<PermissionMenuModel> menuModel_;
+  std::unique_ptr<PermissionMenuModel> menuModel_;
   base::scoped_nsobject<MenuController> menuController_;
 }
 
 - (id)initForURL:(const GURL&)url
          allowed:(BOOL)allow
            index:(int)index
         delegate:(PermissionBubbleView::Delegate*)delegate;
 
 // Returns the maximum width of its possible titles.
 - (CGFloat)maximumTitleWidth;
@@ skipping 522 matching lines @@
 
 + (void)alignCenterOf:(NSView*)viewA verticallyToCenterOf:(NSView*)viewB {
   NSRect frameA = [viewA frame];
   NSRect frameB = [viewB frame];
   frameA.origin.y =
       NSMinY(frameB) + std::floor((NSHeight(frameB) - NSHeight(frameA)) / 2);
   [viewA setFrameOrigin:frameA.origin];
 }
 
 @end  // implementation PermissionBubbleController