Revert 253994 "[Mac] Remove NSApplication from the renderer."

trunk/src/content/renderer/renderer_main.cc

Index: trunk/src/content/renderer/renderer_main.cc
===================================================================
--- trunk/src/content/renderer/renderer_main.cc	(revision 254033)
+++ trunk/src/content/renderer/renderer_main.cc	(working copy)
@@ -45,7 +45,6 @@
 
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
-#include "base/message_loop/message_pump_mac.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #endif  // OS_MACOSX
 
@@ -159,11 +158,9 @@
 
   RendererMessageLoopObserver task_observer;
 #if defined(OS_MACOSX)
-  // As long as scrollbars on Mac are painted with Cocoa, the message pump
-  // needs to be backed by a Foundation-level loop to process NSTimers. See
-  // http://crbug.com/306348#c24 for details.
-  scoped_ptr<base::MessagePump> pump(new base::MessagePumpNSRunLoop());
-  base::MessageLoop main_message_loop(pump.Pass());
+  // As long as we use Cocoa in the renderer (for the forseeable future as of
+  // now; see http://crbug.com/306348 for info) we need to have a UI loop.
+  base::MessageLoopForUI main_message_loop;
 #else
   // The main message loop of the renderer services doesn't have IO or UI tasks.
   base::MessageLoop main_message_loop;