Move data reduction proxy to Chrome-Proxy header for authentication

android_webview/browser/net/aw_network_delegate.cc

Index: android_webview/browser/net/aw_network_delegate.cc
diff --git a/android_webview/browser/net/aw_network_delegate.cc b/android_webview/browser/net/aw_network_delegate.cc
index b3fb3fa243854d038b82ea49ec3ee601af2e21bf..5c280c52008eba1a68f4cc8c3c0a05b2b949ead0 100644
--- a/android_webview/browser/net/aw_network_delegate.cc
+++ b/android_webview/browser/net/aw_network_delegate.cc
@@ -6,14 +6,20 @@
 
 #include "android_webview/browser/aw_cookie_access_policy.h"
 #include "base/android/build_info.h"
+#include "components/data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler.h"
+#include "components/data_reduction_proxy/browser/data_reduction_proxy_params.h"
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_protocol.h"
 #include "net/base/net_errors.h"
 #include "net/base/completion_callback.h"
+#include "net/proxy/proxy_info.h"
+#include "net/proxy/proxy_server.h"
 #include "net/url_request/url_request.h"
 
 namespace android_webview {
 
-AwNetworkDelegate::AwNetworkDelegate() : data_reduction_proxy_params_(NULL) {
+AwNetworkDelegate::AwNetworkDelegate()
+    : data_reduction_proxy_params_(NULL),
+      data_reduction_proxy_auth_request_handler_(NULL) {
 }
 
 AwNetworkDelegate::~AwNetworkDelegate() {
@@ -38,6 +44,16 @@ int AwNetworkDelegate::OnBeforeSendHeaders(
   return net::OK;
 }
 
+void AwNetworkDelegate::OnBeforeSendProxyHeaders(
+    net::URLRequest* request,
+    const net::ProxyInfo& proxy_info,
+    net::HttpRequestHeaders* headers) {
+  if (data_reduction_proxy_auth_request_handler_) {
+    data_reduction_proxy_auth_request_handler_->MaybeAddRequestHeader(
+        request, proxy_info.proxy_server(), headers);
+  }
+}
+
 void AwNetworkDelegate::OnSendHeaders(net::URLRequest* request,
                                       const net::HttpRequestHeaders& headers) {
 }