Adding q=low to the Chrome-Proxy request header

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 2149 matching lines @@
 #endif  // defined(OS_MACOSX)
 #if defined(OS_CHROMEOS)
   {
     "enable-timezone-tracking",
     IDS_FLAGS_ENABLE_RESOLVE_TIMEZONE_BY_GEOLOCATION_NAME,
     IDS_FLAGS_ENABLE_RESOLVE_TIMEZONE_BY_GEOLOCATION_DESCRIPTION,
     kOsCrOS,
     SINGLE_VALUE_TYPE(chromeos::switches::kEnableTimeZoneTrackingOption)
   },
 #endif  // defined(OS_CHROMEOS)
+  {
+    "enable-data-reduction-proxy-lo-fi",
+    IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_LO_FI_NAME,
+    IDS_FLAGS_ENABLE_DATA_REDUCTION_PROXY_LO_FI_DESCRIPTION,
+    kOsAll,
+    SINGLE_VALUE_TYPE(data_reduction_proxy::switches::
+                      kEnableDataReductionProxyLoFi)
+  },
 
   // NOTE: Adding new command-line switches requires adding corresponding
   // entries to enum "LoginCustomFlags" in histograms.xml. See note in
   // histograms.xml and don't forget to run AboutFlagsHistogramTest unit test.
 };
 
 const Experiment* experiments = kExperiments;
 size_t num_experiments = arraysize(kExperiments);
 
 // Stores and encapsulates the little state that about:flags has.
@@ skipping 104 matching lines @@
   if (!strcmp("enable-data-reduction-proxy-dev", experiment.internal_name) &&
       chrome::VersionInfo::GetChannel() != chrome::VersionInfo::CHANNEL_BETA &&
       chrome::VersionInfo::GetChannel() != chrome::VersionInfo::CHANNEL_DEV) {
     return true;
   }
   // enable-data-reduction-proxy-alt is only available for the Dev channel.
   if (!strcmp("enable-data-reduction-proxy-alt", experiment.internal_name) &&
       chrome::VersionInfo::GetChannel() != chrome::VersionInfo::CHANNEL_DEV) {
     return true;
   }
+  // enable-data-reduction-proxy-lo-fi is only available for Chromium builds and
+  // the Canary/Dev channel.
+  if (!strcmp("enable-data-reduction-proxy-lo-fi", experiment.internal_name) &&
+      chrome::VersionInfo::GetChannel() != chrome::VersionInfo::CHANNEL_DEV &&
+      chrome::VersionInfo::GetChannel() !=
+          chrome::VersionInfo::CHANNEL_CANARY &&
+      chrome::VersionInfo::GetChannel() !=
+          chrome::VersionInfo::CHANNEL_UNKNOWN) {
+    return true;
+  }
 #endif
 
   return false;
 }
 
 
 // Variant of GetSanitizedEnabledFlags that also removes any flags that aren't
 // enabled on the current platform.
 void GetSanitizedEnabledFlagsForCurrentPlatform(
     FlagsStorage* flags_storage, std::set<std::string>* result) {
@@ skipping 435 matching lines @@
 }
 
 const Experiment* GetExperiments(size_t* count) {
   *count = num_experiments;
   return experiments;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags