Add an about:flag to support alternative data saver features

chrome/browser/about_flags.cc

 // 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.
 
 #include "chrome/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 235 matching lines @@
      data_reduction_proxy::switches::kDataReductionProxyLoFi,
      data_reduction_proxy::switches::kDataReductionProxyLoFiValueCellularOnly},
     {flag_descriptions::kDataReductionProxyLoFiDisabled,
      data_reduction_proxy::switches::kDataReductionProxyLoFi,
      data_reduction_proxy::switches::kDataReductionProxyLoFiValueDisabled},
     {flag_descriptions::kDataReductionProxyLoFiSlowConnectionsOnly,
      data_reduction_proxy::switches::kDataReductionProxyLoFi,
      data_reduction_proxy::switches::
          kDataReductionProxyLoFiValueSlowConnectionsOnly}};
 
+const FeatureEntry::Choice kDataReductionProxyServerExperiment[] = {
+    {flags_ui::kGenericExperimentChoiceDefault, "", ""},
+    {flag_descriptions::kDataReductionProxyServerAlternative,
+     data_reduction_proxy::switches::kDataReductionProxyExperiment,
+     data_reduction_proxy::switches::kDataReductionProxyServerAlternative}};
+
 const FeatureEntry::Choice kShowSavedCopyChoices[] = {
     {flags_ui::kGenericExperimentChoiceDefault, "", ""},
     {flag_descriptions::kEnableShowSavedCopyPrimary,
      error_page::switches::kShowSavedCopy,
      error_page::switches::kEnableShowSavedCopyPrimary},
     {flag_descriptions::kEnableShowSavedCopySecondary,
      error_page::switches::kShowSavedCopy,
      error_page::switches::kEnableShowSavedCopySecondary},
     {flag_descriptions::kDisableShowSavedCopy,
      error_page::switches::kShowSavedCopy,
@@ skipping 1619 matching lines @@
 #endif  // OS_MACOSX
     {"data-reduction-proxy-lo-fi",
      flag_descriptions::kDataReductionProxyLoFiName,
      flag_descriptions::kDataReductionProxyLoFiDescription, kOsAll,
      MULTI_VALUE_TYPE(kDataReductionProxyLoFiChoices)},
     {"enable-data-reduction-proxy-lite-page",
      flag_descriptions::kEnableDataReductionProxyLitePageName,
      flag_descriptions::kEnableDataReductionProxyLitePageDescription, kOsAll,
      SINGLE_VALUE_TYPE(
          data_reduction_proxy::switches::kEnableDataReductionProxyLitePage)},
+    {"enable-data-reduction-proxy-server-experiment",
+     flag_descriptions::kEnableDataReductionProxyServerExperimentName,
+     flag_descriptions::kEnableDataReductionProxyServerExperimentDescription,
+     kOsAll, MULTI_VALUE_TYPE(kDataReductionProxyServerExperiment)},
 #if defined(OS_ANDROID)
     {"enable-data-reduction-proxy-savings-promo",
      flag_descriptions::kEnableDataReductionProxySavingsPromoName,
      flag_descriptions::kEnableDataReductionProxySavingsPromoDescription,
      kOsAndroid,
      SINGLE_VALUE_TYPE(data_reduction_proxy::switches::
                            kEnableDataReductionProxySavingsPromo)},
     {"enable-data-reduction-proxy-main-menu",
      flag_descriptions::kEnableDataReductionProxyMainMenuName,
      flag_descriptions::kEnableDataReductionProxyMainMenuDescription,
@@ skipping 1263 matching lines @@
 const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0;
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   *count = arraysize(kFeatureEntries);
   return kFeatureEntries;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags