[Mac] Address buggy permission bubble behaviour on dismissal via ESC.

chrome/browser/ui/cocoa/browser_window_controller.mm

 // Copyright 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.
 
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 
 #include <cmath>
 #include <numeric>
 #include <utility>
 
@@ skipping 1573 matching lines @@
   [translateBubbleController_ showWindow:nil];
 
   NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
   [center addObserver:self
              selector:@selector(translateBubbleWindowWillClose:)
                  name:NSWindowWillCloseNotification
                object:[translateBubbleController_ window]];
 }
 
 - (void)dismissPermissionBubble {
-  PermissionRequestManager* manager = [self permissionRequestManager];
-  if (manager)
-    manager->HideBubble();
+  PermissionPrompt::Delegate* delegate = [self permissionRequestManager];
+  if (delegate)
+    delegate->Closing();
 }
 
 // Nil out the weak translate bubble controller reference.
 - (void)translateBubbleWindowWillClose:(NSNotification*)notification {
   DCHECK_EQ([notification object], [translateBubbleController_ window]);
 
   NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
   [center removeObserver:self
                     name:NSWindowWillCloseNotification
                   object:[translateBubbleController_ window]];
@@ skipping 400 matching lines @@
 
 - (NSRect)savedRegularWindowFrame {
   return savedRegularWindowFrame_;
 }
 
 - (BOOL)isFullscreenTransitionInProgress {
   return enteringAppKitFullscreen_ || exitingAppKitFullscreen_;
 }
 
 @end  // @implementation BrowserWindowController(WindowType)