Remove calls to deprecated MessageLoop methods on Windows and Linux.

ash/shell/content/client/shell_browser_main_parts.cc

Index: ash/shell/content/client/shell_browser_main_parts.cc
diff --git a/ash/shell/content/client/shell_browser_main_parts.cc b/ash/shell/content/client/shell_browser_main_parts.cc
index e310e2597584ce0c122250c123e109c4cffd32ce..06bfb1b8e2e00dd4ac580c42998dd3cdfc8ace12 100644
--- a/ash/shell/content/client/shell_browser_main_parts.cc
+++ b/ash/shell/content/client/shell_browser_main_parts.cc
@@ -17,6 +17,7 @@
 #include "base/command_line.h"
 #include "base/i18n/icu_util.h"
 #include "base/message_loop/message_loop.h"

[Daniel Erat, 2016/08/05 18:55:14]

nit: can you remove this include?

[fdoray, 2016/08/05 23:41:36]

Had to move it inside #if defined(OS_ANDROID) instead of removing it because
it's still used in PostMainMessageLoopStart.

+#include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_restrictions.h"
@@ -171,7 +172,7 @@ void ShellBrowserMainParts::PostMainMessageLoopRun() {
 }
 
 bool ShellBrowserMainParts::MainMessageLoopRun(int* result_code) {
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
   return true;
 }