Give a CFRunLoop to the IO message loop type on Mac OS X.

base/message_loop.cc

Index: base/message_loop.cc
===================================================================
--- base/message_loop.cc	(revision 90809)
+++ base/message_loop.cc	(working copy)
@@ -22,13 +22,11 @@
 #if defined(OS_MACOSX)
 #include "base/message_pump_mac.h"
 #endif
-#if defined(OS_POSIX)
-#include "base/message_pump_libevent.h"
-#endif
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
+#include "base/message_pump_libevent.h"
 #if defined(TOUCH_UI)
 #include "base/message_pump_x.h"
 #else
@@ -176,7 +174,7 @@
 #define MESSAGE_PUMP_IO new base::MessagePumpForIO()
 #elif defined(OS_MACOSX)
 #define MESSAGE_PUMP_UI base::MessagePumpMac::Create()
-#define MESSAGE_PUMP_IO new base::MessagePumpLibevent()
+#define MESSAGE_PUMP_IO base::MessagePumpMac::Create()

[Mark Mentovai, 2011/06/29 01:21:21]

As I mentioned last week, I don’t really want to make this the default IO pump
type on the Mac. It’s more important to me to share the IO loop with Linux.

 #elif defined(TOUCH_UI)
 #define MESSAGE_PUMP_UI new base::MessagePumpX()
 #define MESSAGE_PUMP_IO new base::MessagePumpLibevent()
@@ -856,6 +854,21 @@
   return pump_io()->WaitForIOCompletion(timeout, filter);
 }
 
+#elif defined(OS_MACOSX)
+
+bool MessageLoopForIO::WatchFileDescriptor(int fd,
+                                           bool persistent,
+                                           Mode mode,
+                                           FileDescriptorWatcher *controller,
+                                           Watcher *delegate) {
+  return pump_mac()->WatchFileDescriptor(
+      fd,
+      persistent,
+      static_cast<base::MessagePumpCFRunLoopBase::Mode>(mode),
+      controller,
+      delegate);
+}
+
 #elif defined(OS_POSIX) && !defined(OS_NACL)
 
 bool MessageLoopForIO::WatchFileDescriptor(int fd,