Fix the build when use_glib is set to 0.

use_glib=0 can work on some embedded setup that doesn't use glib.

Review URL: https://codereview.chromium.org/387623002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@283465 0039d316-1c4b-4281-b951-d872f2087c98

base/message_loop/message_loop.cc

@@ -672,7 +672,7 @@ void MessageLoopForUI::RemoveObserver(Observer* observer) {
 }
 #endif  // defined(OS_WIN)
 
-#if defined(USE_OZONE) || (defined(OS_CHROMEOS) && !defined(USE_GLIB))
+#if defined(USE_OZONE) || (defined(USE_X11) && !defined(USE_GLIB))
 bool MessageLoopForUI::WatchFileDescriptor(
     int fd,
     bool persistent,

base/message_loop/message_loop.h

@@ -559,7 +559,7 @@ class BASE_EXPORT MessageLoopForUI : public MessageLoop {
   void RemoveObserver(Observer* observer);
 #endif
 
-#if defined(USE_OZONE) || (defined(OS_CHROMEOS) && !defined(USE_GLIB))
+#if defined(USE_OZONE) || (defined(USE_X11) && !defined(USE_GLIB))
   // Please see MessagePumpLibevent for definition.
   bool WatchFileDescriptor(
       int fd,