Do not show permission bubble when browser is not active

chrome/browser/ui/permission_bubble/mock_permission_prompt_factory.cc

 // Copyright 2016 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/permission_bubble/mock_permission_prompt_factory.h"
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/stl_util.h"
@@ skipping 46 matching lines @@
 
 bool MockPermissionPromptFactory::is_visible() {
   for (auto* prompt : prompts_) {
     if (prompt->IsVisible())
       return true;
   }
   return false;
 }
 
 void MockPermissionPromptFactory::WaitForPermissionBubble() {
-  if (is_visible())
+  if (is_visible() || !manager_->browser_active_)
     return;
   DCHECK(show_bubble_quit_closure_.is_null());
   base::RunLoop loop;
   show_bubble_quit_closure_ = loop.QuitClosure();
   loop.Run();
   show_bubble_quit_closure_ = base::Closure();
 }
 
 // static
 std::unique_ptr<PermissionPrompt> MockPermissionPromptFactory::DoNotCreate(
@@ skipping 13 matching lines @@
 
   if (!show_bubble_quit_closure_.is_null())
     show_bubble_quit_closure_.Run();
 }
 
 void MockPermissionPromptFactory::HideView(MockPermissionPrompt* prompt) {
   auto it = std::find(prompts_.begin(), prompts_.end(), prompt);
   if (it != prompts_.end())
     prompts_.erase(it);
 }