Remove calls to deprecated MessageLoop methods in chrome.

chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc

Index: chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc
diff --git a/chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc b/chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc
index fd3e3dcba23c222ff339d07c080c57cc472fc923..3806c3e142b0a0b2eab501a12b9d50438fab3b51 100644
--- a/chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc
+++ b/chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc
@@ -10,6 +10,7 @@
 #include <set>
 
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/synchronization/waitable_event.h"
 #include "build/build_config.h"
@@ -56,7 +57,7 @@ void AssertIntercepted(
                           base::Bind(AssertInterceptedIO,
                                      url,
                                      base::Unretained(interceptor)));
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
 }
 
 // FakeURLRequestJobFactory returns NULL for all job creation requests and false
@@ -117,7 +118,7 @@ void AssertWillHandle(
                                      scheme,
                                      expected,
                                      base::Unretained(interceptor)));
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
 }
 
 base::DictionaryValue* GetProtocolHandlerValue(std::string protocol,
@@ -738,7 +739,7 @@ TEST_F(ProtocolHandlerRegistryTest, TestOSRegistration) {
 
   registry()->OnAcceptRegisterProtocolHandler(ph_do1);
   registry()->OnDenyRegisterProtocolHandler(ph_dont);
-  base::MessageLoop::current()->Run();  // FILE thread needs to run.
+  base::RunLoop().Run();  // FILE thread needs to run.
   ASSERT_TRUE(delegate()->IsFakeRegisteredWithOS("do"));
   ASSERT_FALSE(delegate()->IsFakeRegisteredWithOS("dont"));
 
@@ -768,10 +769,10 @@ TEST_F(ProtocolHandlerRegistryTest, MAYBE_TestOSRegistrationFailure) {
   ASSERT_FALSE(registry()->IsHandledProtocol("dont"));
 
   registry()->OnAcceptRegisterProtocolHandler(ph_do);
-  base::MessageLoop::current()->Run();  // FILE thread needs to run.
+  base::RunLoop().Run();  // FILE thread needs to run.
   delegate()->set_force_os_failure(true);
   registry()->OnAcceptRegisterProtocolHandler(ph_dont);
-  base::MessageLoop::current()->Run();  // FILE thread needs to run.
+  base::RunLoop().Run();  // FILE thread needs to run.
   ASSERT_TRUE(registry()->IsHandledProtocol("do"));
   ASSERT_EQ(static_cast<size_t>(1), registry()->GetHandlersFor("do").size());
   ASSERT_FALSE(registry()->IsHandledProtocol("dont"));