Revert "Revert "Const-ify RefCountedThreadSafe::AddRef and Release.""

chrome/service/net/service_url_request_context.cc

Index: chrome/service/net/service_url_request_context.cc
diff --git a/chrome/service/net/service_url_request_context.cc b/chrome/service/net/service_url_request_context.cc
index 3f264a41c8fd0b421941a3c5313f4cd9c7f53cdd..8e5ae020fac61aa57d9367f1b7b1815c8be6b7b2 100644
--- a/chrome/service/net/service_url_request_context.cc
+++ b/chrome/service/net/service_url_request_context.cc
@@ -64,14 +64,15 @@ ServiceURLRequestContextGetter::ServiceURLRequestContextGetter()
           g_service_process->io_thread()->message_loop_proxy()) {
 }
 
-URLRequestContext* ServiceURLRequestContextGetter::GetURLRequestContext() {
+URLRequestContext*
+ServiceURLRequestContextGetter::GetURLRequestContext() {
   if (!url_request_context_)
     url_request_context_ = new ServiceURLRequestContext();
   return url_request_context_;
 }
 
 scoped_refptr<base::MessageLoopProxy>
-ServiceURLRequestContextGetter::GetIOMessageLoopProxy() {
+ServiceURLRequestContextGetter::GetIOMessageLoopProxy() const {
   return io_message_loop_proxy_;
 }