[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 150 matching lines @@
   for (requests_iter = requests_.begin();
        requests_iter != requests_.end();
        requests_iter++) {
     (*requests_iter)->Cancelled();
   }
   FinalizeBubble();
 }
 
 void PermissionBubbleManager::ShowBubble() {
   if (view_ && !bubble_showing_ && requests_.size()) {
-    view_->SetDelegate(this);
     view_->Show(requests_, accept_states_, customization_mode_);
     bubble_showing_ = true;
   }
 }
 
 void PermissionBubbleManager::FinalizeBubble() {
-  if (view_) {
-    view_->SetDelegate(NULL);
+  if (view_)
     view_->Hide();
-  }
+  bubble_showing_ = false;
 
   std::vector<PermissionBubbleRequest*>::iterator requests_iter;
   for (requests_iter = requests_.begin();
        requests_iter != requests_.end();
        requests_iter++) {
     (*requests_iter)->RequestFinished();
   }
   requests_.clear();
   accept_states_.clear();
-  bubble_showing_ = false;
   if (queued_requests_.size()) {
     requests_ = queued_requests_;
     accept_states_.resize(requests_.size(), true);
     queued_requests_.clear();
     // TODO(leng):  Explore other options of showing the next bubble.  The
     // advantage of this is that it uses the same code path as the first bubble.
     timer_->Reset();
   }
 }
 
 void PermissionBubbleManager::SetCoalesceIntervalForTesting(int interval_ms) {
   timer_.reset(new base::Timer(FROM_HERE,
       base::TimeDelta::FromMilliseconds(interval_ms),
       base::Bind(&PermissionBubbleManager::ShowBubble, base::Unretained(this)),
       false));
 }