Removing and deprecating PLT DataReductionProxy UMA

components/data_reduction_proxy/content/browser/data_reduction_proxy_message_filter.h

Index: components/data_reduction_proxy/content/browser/data_reduction_proxy_message_filter.h
diff --git a/components/data_reduction_proxy/content/browser/data_reduction_proxy_message_filter.h b/components/data_reduction_proxy/content/browser/data_reduction_proxy_message_filter.h
deleted file mode 100644
index a93038d4b5289ede96f54e05c1803f325a51b7ea..0000000000000000000000000000000000000000
--- a/components/data_reduction_proxy/content/browser/data_reduction_proxy_message_filter.h
+++ /dev/null
@@ -1,48 +0,0 @@
-// Copyright 2015 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 COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_DATA_REDUCTION_PROXY_MESSAGE_FILTER_H_
-#define COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_DATA_REDUCTION_PROXY_MESSAGE_FILTER_H_
-
-#include "base/macros.h"
-#include "content/public/browser/browser_message_filter.h"
-
-namespace net {
-class HostPortPair;
-}
-
-namespace data_reduction_proxy {
-
-class DataReductionProxyConfig;
-class DataReductionProxySettings;
-
-// An IPC listener to handle DataReductionProxy IPC messages from the renderer.
-class DataReductionProxyMessageFilter
-    : public content::BrowserMessageFilter {
- public:
-  // |settings| may be null.
-  DataReductionProxyMessageFilter(DataReductionProxySettings* settings);
-
-  // Sets |is_data_reduction_proxy| to true if the |proxy_server| corresponds to
-  // a Data Reduction Proxy. |is_data_reduction_proxy| must not be null.
-  void OnIsDataReductionProxy(const net::HostPortPair& proxy_server,
-                              bool* is_data_reduction_proxy);
-
- private:
-  ~DataReductionProxyMessageFilter() override;
-
-  // BrowserMessageFilter implementation.
-  bool OnMessageReceived(const IPC::Message& message) override;
-  void OverrideThreadForMessage(const IPC::Message& message,
-                                content::BrowserThread::ID* thread) override;
-
-  // Must outlive |this|. May be null.
-  DataReductionProxyConfig* config_;
-
-  DISALLOW_COPY_AND_ASSIGN(DataReductionProxyMessageFilter);
-};
-
-}  // namespace data_reduction_proxy
-
-#endif  // COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_DATA_REDUCTION_PROXY_MESSAGE_FILTER_H_