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 934a43ec2c0e9dadfd85ca7b85121ef0d24c98d8..5d6344a9d23b181a923814aaabeb714b6f989556 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 {