Index: components/data_reduction_proxy/core/common/data_reduction_proxy_switches.cc |
diff --git a/components/data_reduction_proxy/core/common/data_reduction_proxy_switches.cc b/components/data_reduction_proxy/core/common/data_reduction_proxy_switches.cc |
index 82dc96a2074bd5ab37ba162de165cfd93e725503..4877facd49378b82817674376131b50908f88a1f 100644 |
--- a/components/data_reduction_proxy/core/common/data_reduction_proxy_switches.cc |
+++ b/components/data_reduction_proxy/core/common/data_reduction_proxy_switches.cc |
@@ -18,6 +18,10 @@ const char kDataReductionProxyConfigURL[] = "data-reduction-proxy-config-url"; |
// Proxy field trials. |
const char kDataReductionProxyExperiment[] = "data-reduction-proxy-experiment"; |
+// The Chrome-Proxy "exp" directive value used by data reduction proxy to |
+// receive an alternative back end implementation. |
+const char kDataReductionProxyServerAlternative[] = "alternative"; |
+ |
// The origin of the data reduction proxy fallback. |
const char kDataReductionProxyFallback[] = "spdy-proxy-auth-fallback"; |