Refactor net predictor to use ResourceThrottles

chrome/browser/profiles/profile_io_data.cc

Index: chrome/browser/profiles/profile_io_data.cc
diff --git a/chrome/browser/profiles/profile_io_data.cc b/chrome/browser/profiles/profile_io_data.cc
index 10015f0d1e9444a025b574ffb80402c94ee2111a..8811f24dae40850306241f6cf0600fc28d9614ea 100644
--- a/chrome/browser/profiles/profile_io_data.cc
+++ b/chrome/browser/profiles/profile_io_data.cc
@@ -906,6 +906,10 @@ bool ProfileIOData::IsDataReductionProxyEnabled() const {
       data_reduction_proxy_io_data()->IsEnabled();
 }
 
+chrome_browser_net::Predictor* ProfileIOData::GetPredictor() {
+  return nullptr;
+}
+
 void ProfileIOData::set_data_reduction_proxy_io_data(
     std::unique_ptr<data_reduction_proxy::DataReductionProxyIOData>
         data_reduction_proxy_io_data) const {