[WebsiteSettings] Fix bug in permission bubble manager to alter showing state when bubble is closed.

chrome/browser/ui/website_settings/permission_bubble_manager.cc

 // 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.
 
 #include "chrome/browser/ui/website_settings/permission_bubble_manager.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/ui/website_settings/permission_bubble_request.h"
 #include "chrome/common/chrome_switches.h"
 
@@ skipping 14 matching lines @@
   }
 
   requests_.push_back(request);
   // TODO(gbillock): do we need to make default state a request property?
   accept_state_.push_back(true);
 
   // TODO(gbillock): need significantly more complex logic here to deal
   // with various states of the manager.
 
   if (view_ && !bubble_showing_) {
-    view_->SetDelegate(this);
     view_->Show(requests_, accept_state_, customization_mode_);
     bubble_showing_ = true;
   }
 }
 
 void PermissionBubbleManager::SetView(PermissionBubbleView* view) {
   if (view == view_)
     return;
 
   if (view_ != NULL) {
@@ skipping 71 matching lines @@
 }
 
 void PermissionBubbleManager::Closing() {
   std::vector<PermissionBubbleRequest*>::iterator di;
   for (di = requests_.begin(); di != requests_.end(); di++)
     (*di)->Cancelled();
   FinalizeBubble();
 }
 
 void PermissionBubbleManager::FinalizeBubble() {
-  if (view_) {
-    view_->SetDelegate(NULL);
+  if (view_)
     view_->Hide();
-  }
+  bubble_showing_ = false;
 
   std::vector<PermissionBubbleRequest*>::iterator di;
   for (di = requests_.begin(); di != requests_.end(); di++)
     (*di)->RequestFinished();
   requests_.clear();
   accept_state_.clear();
 }