More linux ifdef tweaks. This reverts my earlier change (13503).

BUG=none
TEST=none
Review URL: http://codereview.chromium.org/100046

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@14628 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: e5cd46b27d3591663ba43428e4b2e2249bf9733e
diff --git a/base/message_loop.cc b/base/message_loop.cc
index d836c92..764a963 100644
--- a/base/message_loop.cc
+++ b/base/message_loop.cc
@@ -19,7 +19,7 @@
 #if defined(OS_POSIX)
 #include "base/message_pump_libevent.h"
 #endif
-#if defined(TOOLKIT_GTK)
+#if defined(OS_LINUX)
 #include "base/message_pump_glib.h"
 #endif
 
@@ -99,11 +99,7 @@
 #if defined(OS_MACOSX)
     pump_ = base::MessagePumpMac::Create();
 #elif defined(OS_LINUX)
-#if defined(TOOLKIT_GTK)
     pump_ = new base::MessagePumpForUI();
-#else
-    pump_ = new base::MessagePumpDefault();
-#endif
 #endif  // OS_LINUX
   } else if (type_ == TYPE_IO) {
     pump_ = new base::MessagePumpLibevent();