Adding q=low to the Chrome-Proxy request header

chrome/browser/about_flags.cc

Index: chrome/browser/about_flags.cc
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 6855a0c9e58cfb02def98ca5ddebc8f6e9bf73b7..7b4244c48307ab5cc42bf55c4f368ec8cc7e8ae8 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -2149,6 +2149,15 @@ const Experiment kExperiments[] = {
     kOsDesktop,
     SINGLE_VALUE_TYPE(switches::kEnableDelayAgnosticAec)
   },
+  {
+    "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)
+  },
+
 
   {
     "mark-non-secure-as",  // FLAGS:RECORD_UMA
@@ -2281,6 +2290,15 @@ bool SkipConditionalExperiment(const Experiment& experiment,
       chrome::VersionInfo::GetChannel() != chrome::VersionInfo::CHANNEL_DEV) {
     return true;
   }
+  // enable-data-reduction-proxy-lo-fi is only available for the 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;