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

chrome_frame failed to compile last time. I needed to add a "mutable" to a
member variable in chrome_frame/metrics_service.cc.

Review URL: http://codereview.chromium.org/3971004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@63574 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 4 insertions, 3 deletions

diff --git a/chrome/service/net/service_url_request_context.cc b/chrome/service/net/service_url_request_context.cc
index 3f264a4..8e5ae02 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_;
 }
 
diff --git a/chrome/service/net/service_url_request_context.h b/chrome/service/net/service_url_request_context.h
index 379371f..46a8b2a 100644
--- a/chrome/service/net/service_url_request_context.h
+++ b/chrome/service/net/service_url_request_context.h
@@ -59,7 +59,7 @@ class ServiceURLRequestContextGetter : public URLRequestContextGetter {
   ServiceURLRequestContextGetter();
 
   virtual URLRequestContext* GetURLRequestContext();
-  virtual scoped_refptr<base::MessageLoopProxy> GetIOMessageLoopProxy();
+  virtual scoped_refptr<base::MessageLoopProxy> GetIOMessageLoopProxy() const;
 
   void set_user_agent(const std::string& ua) {
     user_agent_ = ua;