Remove calls to deprecated MessageLoop methods in content.

content/browser/devtools/devtools_manager_unittest.cc

Index: content/browser/devtools/devtools_manager_unittest.cc
diff --git a/content/browser/devtools/devtools_manager_unittest.cc b/content/browser/devtools/devtools_manager_unittest.cc
index 31abbec6c5937018464fa7d811cc57b4d4c472db..049993265fd98312d373e4e58ea03ae39394a51e 100644
--- a/content/browser/devtools/devtools_manager_unittest.cc
+++ b/content/browser/devtools/devtools_manager_unittest.cc
@@ -8,6 +8,7 @@
 
 #include "base/location.h"
 #include "base/macros.h"
+#include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
@@ -149,7 +150,7 @@ TEST_F(DevToolsManagerTest, NoUnresponsiveDialogInInspectedContents) {
   base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
       FROM_HERE, base::MessageLoop::QuitWhenIdleClosure(),

[ncarter (slow), 2016/06/22 20:51:08]

Should this use the QuitWhenIdleClosure from the RunLoop?

       TimeDelta::FromMilliseconds(10));
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
   EXPECT_FALSE(delegate.renderer_unresponsive_received());
 
   // Now close devtools and check that the notification is delivered.
@@ -161,7 +162,7 @@ TEST_F(DevToolsManagerTest, NoUnresponsiveDialogInInspectedContents) {
   base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
       FROM_HERE, base::MessageLoop::QuitWhenIdleClosure(),

[ncarter (slow), 2016/06/22 20:51:08]

Should this use the QuitWhenIdleClosure from the RunLoop?

       TimeDelta::FromMilliseconds(10));
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
   EXPECT_TRUE(delegate.renderer_unresponsive_received());
 
   contents()->SetDelegate(NULL);