Fix Data Saver test in Cronet

components/data_reduction_proxy/core/browser/data_reduction_proxy_service.cc

Index: components/data_reduction_proxy/core/browser/data_reduction_proxy_service.cc
diff --git a/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.cc b/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.cc
index 9f6b4b0e7df8e291b5042d053f73e832073ba816..20faab16bb05400e0715fdfa5350e320edadf578 100644
--- a/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.cc
+++ b/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.cc
@@ -115,6 +115,10 @@ void DataReductionProxyService::SetProxyPrefs(bool enabled,
                                               bool alternative_enabled,
                                               bool at_startup) {
   DCHECK(CalledOnValidThread());
+  if (io_task_runner_->BelongsToCurrentThread()) {
+    io_data_->SetProxyPrefs(enabled, alternative_enabled, at_startup);
+    return;
+  }
   io_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&DataReductionProxyIOData::SetProxyPrefs,
@@ -123,6 +127,10 @@ void DataReductionProxyService::SetProxyPrefs(bool enabled,
 
 void DataReductionProxyService::RetrieveConfig() {
   DCHECK(CalledOnValidThread());
+  if (io_task_runner_->BelongsToCurrentThread()) {
+    io_data_->RetrieveConfig();
+    return;
+  }
   io_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&DataReductionProxyIOData::RetrieveConfig, io_data_));