chrome: Cleanup class/struct forward declarations

chrome/browser/media/webrtc/webrtc_log_uploader.h

 // Copyright 2013 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_MEDIA_WEBRTC_WEBRTC_LOG_UPLOADER_H_
 #define CHROME_BROWSER_MEDIA_WEBRTC_WEBRTC_LOG_UPLOADER_H_
 
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/threading/thread_checker.h"
 #include "chrome/browser/media/webrtc/webrtc_logging_handler_host.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
-class Profile;
-
 namespace net {
 class URLFetcher;
 }
 
 typedef struct z_stream_s z_stream;
 
 // Used when uploading is done to perform post-upload actions. |log_path| is
 // also used pre-upload.
 struct WebRtcLogUploadDoneData : public WebRtcLogPaths {
   WebRtcLogUploadDoneData();
@@ skipping 157 matching lines @@
   // Only accessed on the IO thread.
   UploadDoneDataMap upload_done_data_;
 
   // When shutting down, don't create new URLFetchers.
   bool shutting_down_;
 
   DISALLOW_COPY_AND_ASSIGN(WebRtcLogUploader);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_WEBRTC_WEBRTC_LOG_UPLOADER_H_