Move EndsWith to base namespace.

chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc

Index: chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
diff --git a/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc b/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
index 7a639fa30b7277b1693746d4a6137df6d2f81b27..aaebedf4ee8c54a548ac892466c13d064822b9e0 100644
--- a/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
+++ b/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc
@@ -42,8 +42,8 @@ bool ContainsDataReductionProxyDefaultHostSuffix(
     const net::ProxyList& proxy_list) {
   for (const net::ProxyServer& proxy : proxy_list.GetAll()) {
     if (proxy.is_valid() && !proxy.is_direct() &&
-        EndsWith(proxy.host_port_pair().host(),
-                 kDataReductionProxyDefaultHostSuffix, true)) {
+        base::EndsWith(proxy.host_port_pair().host(),
+                       kDataReductionProxyDefaultHostSuffix, true)) {
       return true;
     }
   }