Third patch in getting rid of caching MessageLoop pointers and always using C...

chrome/browser/safe_browsing/safe_browsing_service.cc

Index: chrome/browser/safe_browsing/safe_browsing_service.cc
===================================================================
--- chrome/browser/safe_browsing/safe_browsing_service.cc	(revision 30650)
+++ chrome/browser/safe_browsing/safe_browsing_service.cc	(working copy)
@@ -258,13 +258,10 @@
     // Just act as "Don't Proceed" was chosen.
     std::vector<UnsafeResource> resources;
     resources.push_back(resource);
-    MessageLoop* message_loop;
-    if (g_browser_process->io_thread())
-      message_loop = g_browser_process->io_thread()->message_loop();
-    else  // For unit-tests, just post on the current thread.
-      message_loop = MessageLoop::current();
-    message_loop->PostTask(FROM_HERE, NewRunnableMethod(
-        this, &SafeBrowsingService::OnBlockingPageDone, resources, false));
+    ChromeThread::PostTask(
+      ChromeThread::IO, FROM_HERE,
+      NewRunnableMethod(
+          this, &SafeBrowsingService::OnBlockingPageDone, resources, false));
     return;
   }