Make URLRequestContextBuilderV8 Mojo-only.

net/url_request/url_request_context_builder.cc

Index: net/url_request/url_request_context_builder.cc
diff --git a/net/url_request/url_request_context_builder.cc b/net/url_request/url_request_context_builder.cc
index da9363077b19e2d240e6eec16901ce832efa24fd..12042d11cdf16b8e970ed3b787ae32ae06b9e54c 100644
--- a/net/url_request/url_request_context_builder.cc
+++ b/net/url_request/url_request_context_builder.cc
@@ -208,6 +208,9 @@ URLRequestContextBuilder::URLRequestContextBuilder()
       sdch_enabled_(false),
       cookie_store_set_by_client_(false),
       net_log_(nullptr),
+      pac_quick_check_enabled_(true),
+      pac_sanitize_url_policy_(ProxyService::SanitizeUrlPolicy::SAFE),
+      ssl_config_service_(nullptr),
       socket_performance_watcher_factory_(nullptr) {
 }
 
@@ -327,7 +330,11 @@ std::unique_ptr<URLRequestContext> URLRequestContextBuilder::Build() {
   }
   storage->set_host_resolver(std::move(host_resolver_));
 
-  storage->set_ssl_config_service(new SSLConfigServiceDefaults);
+  if (!ssl_config_service_) {

[eroman, 2017/06/08 00:45:56]

These changes seem unrelated.

[mmenke, 2017/06/08 16:36:28]

Thanks!  Reverted this change (Kept the quick_check_enabled/sanitize_url_policy
changes).  Initially did a lot more in one CL, realized it was way too big, and
split it up, but forgot to remove this part of it.

+    storage->set_ssl_config_service(new SSLConfigServiceDefaults);
+  } else {
+    context->set_ssl_config_service(ssl_config_service_);
+  }
 
   if (!http_auth_handler_factory_) {
     http_auth_handler_factory_ =
@@ -407,6 +414,8 @@ std::unique_ptr<URLRequestContext> URLRequestContextBuilder::Build() {
         CreateProxyService(std::move(proxy_config_service_), context.get(),
                            context->host_resolver(),
                            context->network_delegate(), context->net_log());
+    proxy_service_->set_quick_check_enabled(pac_quick_check_enabled_);
+    proxy_service_->set_sanitize_url_policy(pac_sanitize_url_policy_);
   }
   storage->set_proxy_service(std::move(proxy_service_));