Migrate callers of message_loop_proxy() to task_runner()

rlz/lib/rlz_lib_test.cc

Index: rlz/lib/rlz_lib_test.cc
diff --git a/rlz/lib/rlz_lib_test.cc b/rlz/lib/rlz_lib_test.cc
index fd6f419a673b32e2ee2918ba6332a926ae742d52..5e1be3cd8d78499053519a630d51d8701631eb49 100644
--- a/rlz/lib/rlz_lib_test.cc
+++ b/rlz/lib/rlz_lib_test.cc
@@ -445,7 +445,7 @@ TEST_F(RlzLibTest, SendFinancialPing) {
 
   scoped_refptr<net::TestURLRequestContextGetter> context =
       new net::TestURLRequestContextGetter(
-          io_thread.message_loop()->message_loop_proxy());
+          io_thread.message_loop()->task_runner());
   rlz_lib::SetURLRequestContext(context.get());
 
   URLRequestRAII set_context(context.get());
@@ -498,7 +498,7 @@ TEST_F(RlzLibTest, SendFinancialPingDuringShutdown) {
 
   scoped_refptr<net::TestURLRequestContextGetter> context =
       new net::TestURLRequestContextGetter(
-          io_thread.message_loop()->message_loop_proxy());
+          io_thread.message_loop()->task_runner());
   rlz_lib::SetURLRequestContext(context.get());
 
   URLRequestRAII set_context(context.get());