[Autofill] Remove GZIP compression since requests are now in proto

components/autofill/core/browser/autofill_metrics.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 COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_METRICS_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_METRICS_H_
 
 #include <stddef.h>
 #include <string>
 
 #include "base/macros.h"
 #include "components/autofill/core/browser/autofill_client.h"
-#include "components/autofill/core/browser/autofill_download_manager.h"
 #include "components/autofill/core/browser/autofill_profile.h"
 #include "components/autofill/core/browser/credit_card.h"
 #include "components/autofill/core/browser/field_types.h"
 
 namespace base {
 class TimeDelta;
 }
 
 namespace autofill {
 
@@ skipping 620 matching lines @@
   static void LogServerResponseHasDataForForm(bool has_data);
 
   // This should be called at each form submission to indicate what profile
   // action happened.
   static void LogProfileActionOnFormSubmitted(AutofillProfileAction action);
 
   // This should be called at each form submission to indicate the autofilled
   // state of the form.
   static void LogAutofillFormSubmittedState(AutofillFormSubmittedState state);
 
-  // Log the compression ratio obtained by compressing with gzip. Logs for the
-  // query or upload request, depending on |type|.
-  static void LogPayloadCompressionRatio(
-      int compression_ratio,
-      AutofillDownloadManager::RequestType type);
-
   // Utility to autofill form events in the relevant histograms depending on
   // the presence of server and/or local data.
   class FormEventLogger {
    public:
     FormEventLogger(bool is_for_credit_card);
 
     inline void set_is_server_data_available(bool is_server_data_available) {
       is_server_data_available_ = is_server_data_available;
     }
 
@@ skipping 33 matching lines @@
     bool logged_suggestion_filled_was_masked_server_card_;
   };
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(AutofillMetrics);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_METRICS_H_