Create an in-process v8 proxy resolver using Mojo.

chrome/browser/net/proxy_service_factory.cc

Index: chrome/browser/net/proxy_service_factory.cc
diff --git a/chrome/browser/net/proxy_service_factory.cc b/chrome/browser/net/proxy_service_factory.cc
index 87c1f290b30e677f4c7f983aa9f0e4d0ef6182bd..f5db798d6b267d19d5bd225bbc915139966d8cb5 100644
--- a/chrome/browser/net/proxy_service_factory.cc
+++ b/chrome/browser/net/proxy_service_factory.cc
@@ -28,6 +28,7 @@
 
 #if !defined(OS_IOS)
 #include "net/proxy/proxy_resolver_v8.h"
+#include "net/proxy/proxy_service_mojo.h"
 #endif
 
 using content::BrowserThread;
@@ -136,13 +137,17 @@ net::ProxyService* ProxyServiceFactory::CreateProxyService(
     dhcp_proxy_script_fetcher = dhcp_factory.Create(context);
 #endif
 
-    proxy_service = net::CreateProxyServiceUsingV8ProxyResolver(
-        proxy_config_service,
-        new net::ProxyScriptFetcherImpl(context),
-        dhcp_proxy_script_fetcher,
-        context->host_resolver(),
-        net_log,
-        network_delegate);
+    if (command_line.HasSwitch(switches::kV8PacMojoInProcess)) {
+      proxy_service = net::CreateProxyServiceUsingMojoInProcess(
+          proxy_config_service, new net::ProxyScriptFetcherImpl(context),
+          dhcp_proxy_script_fetcher, context->host_resolver(), net_log,
+          network_delegate);
+    } else {
+      proxy_service = net::CreateProxyServiceUsingV8ProxyResolver(
+          proxy_config_service, new net::ProxyScriptFetcherImpl(context),
+          dhcp_proxy_script_fetcher, context->host_resolver(), net_log,
+          network_delegate);
+    }
 #endif  // defined(OS_IOS)
   } else {
     proxy_service = net::ProxyService::CreateUsingSystemProxyResolver(