Use WebContents instead of Browser to construct PermissionPrompt

chrome/browser/ui/views/website_settings/permission_prompt_impl_views.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 "base/memory/ptr_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/views/exclusive_access_bubble_views.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/browser/ui/views/frame/top_container_view.h"
@@ skipping 30 matching lines @@
   // not be 0,0 if there are multiple displays).
   gfx::Point browser_view_origin = browser_view->GetBoundsInScreen().origin();
   return browser_view_origin + gfx::Vector2d(x_within_browser_view, 0);
 }
 
 views::BubbleBorder::Arrow PermissionPromptImpl::GetAnchorArrow() {
   return views::BubbleBorder::TOP_LEFT;
 }
 
 // static
-std::unique_ptr<PermissionPrompt> PermissionPrompt::Create(Browser* browser) {
-  return base::WrapUnique(new PermissionPromptImpl(browser));
+std::unique_ptr<PermissionPrompt> PermissionPrompt::Create(
+    content::WebContents* web_contents) {
+  return base::WrapUnique(new PermissionPromptImpl(web_contents));
 }