Use WebContents instead of Browser to construct PermissionPrompt

chrome/browser/ui/website_settings/permission_prompt.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBSITE_SETTINGS_PERMISSION_PROMPT_H_
 #define CHROME_BROWSER_UI_WEBSITE_SETTINGS_PERMISSION_PROMPT_H_
 
 #include <memory>
 #include <vector>
 
 #include "base/callback.h"
 #include "ui/gfx/native_widget_types.h"
 
-class Browser;
 class PermissionRequestManager;
 class PermissionRequest;
 
+namespace content {
+class WebContents;
+}
+
 // This class is the platform-independent interface through which the permission
 // request managers (which are one per tab) communicate to the UI surface.
 // When the visible tab changes, the UI code must provide an object of this type
 // to the manager for the visible tab.
 class PermissionPrompt {
  public:
   // The delegate will receive events caused by user action which need to
   // be persisted in the per-tab UI state.
   class Delegate {
    public:
     virtual ~Delegate() {}
 
     virtual void ToggleAccept(int index, bool new_value) = 0;
     virtual void Accept() = 0;
     virtual void Deny() = 0;
     virtual void Closing() = 0;
   };
 
-  typedef base::Callback<std::unique_ptr<PermissionPrompt>(Browser*)> Factory;
+  typedef base::Callback<std::unique_ptr<PermissionPrompt>(
+      content::WebContents*)>
+      Factory;
 
   // Create a platform specific instance.
-  static std::unique_ptr<PermissionPrompt> Create(Browser* browser);
+  static std::unique_ptr<PermissionPrompt> Create(
+      content::WebContents* web_contents);
   virtual ~PermissionPrompt() {}
 
   // Sets the delegate which will receive UI events forwarded from the prompt.
   virtual void SetDelegate(Delegate* delegate) = 0;
 
   // Causes the request UI to show up with the given contents. This method may
   // be called with mostly-identical contents to the existing contents. This can
   // happen, for instance, if a new permission is requested and
   // CanAcceptRequestUpdate() is true.
   // Important: the view must not store any of the request objects it receives
@@ skipping 14 matching lines @@
 
   // Updates where the prompt should be anchored. ex: fullscreen toggle.
   virtual void UpdateAnchorPosition() = 0;
 
   // Returns a reference to this prompt's native window.
   // TODO(hcarmona): Remove this as part of the bubble API work.
   virtual gfx::NativeWindow GetNativeWindow() = 0;
 };
 
 #endif  // CHROME_BROWSER_UI_WEBSITE_SETTINGS_PERMISSION_PROMPT_H_