Convert MIDI permission requests to use WebContents in preparation for switching the code to using …

chrome/browser/chrome_content_browser_client.h

 // Copyright (c) 2012 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_CHROME_CONTENT_BROWSER_CLIENT_H_
 #define CHROME_BROWSER_CHROME_CONTENT_BROWSER_CLIENT_H_
 
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 198 matching lines @@
       content::RenderFrameHost* render_frame_host,
       content::DesktopNotificationDelegate* delegate,
       base::Closure* cancel_callback) OVERRIDE;
   virtual void RequestGeolocationPermission(
       content::WebContents* web_contents,
       int bridge_id,
       const GURL& requesting_frame,
       bool user_gesture,
       base::Callback<void(bool)> result_callback,
       base::Closure* cancel_callback) OVERRIDE;
+  virtual void RequestMidiSysExPermission(
+      content::WebContents* web_contents,
+      int bridge_id,
+      const GURL& requesting_frame,
+      bool user_gesture,
+      base::Callback<void(bool)> result_callback,
+      base::Closure* cancel_callback) OVERRIDE;
   virtual bool CanCreateWindow(const GURL& opener_url,
                                const GURL& opener_top_level_frame_url,
                                const GURL& source_origin,
                                WindowContainerType container_type,
                                const GURL& target_url,
                                const content::Referrer& referrer,
                                WindowOpenDisposition disposition,
                                const blink::WebWindowFeatures& features,
                                bool user_gesture,
                                bool opener_suppressed,
@@ skipping 88 matching lines @@
   prerender::PrerenderTracker* prerender_tracker_;
 
   friend class DisableWebRtcEncryptionFlagTest;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeContentBrowserClient);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_CHROME_CONTENT_BROWSER_CLIENT_H_