Revert of mac: Periodically shim new malloc zones immediately after startup.

content/child/child_thread_impl.cc

Index: content/child/child_thread_impl.cc
diff --git a/content/child/child_thread_impl.cc b/content/child/child_thread_impl.cc
index 1a5958354054a0122262db891fe386ebc4f78382..f91f11f74e38def29aed7e45a9dae7bb2297e870 100644
--- a/content/child/child_thread_impl.cc
+++ b/content/child/child_thread_impl.cc
@@ -79,10 +79,6 @@
 #include "content/public/common/content_descriptors.h"
 #endif
 
-#if defined(OS_MACOSX)
-#include "base/allocator/allocator_interception_mac.h"
-#endif
-
 using tracked_objects::ThreadData;
 
 namespace content {
@@ -563,14 +559,6 @@
       connection_timeout = temp;
   }
 
-#if defined(OS_MACOSX)
-  if (base::CommandLine::InitializedForCurrentProcess() &&
-      base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kEnableHeapProfiling)) {
-    base::allocator::PeriodicallyShimNewMallocZones();
-  }
-#endif
-
   message_loop_->task_runner()->PostDelayedTask(
       FROM_HERE, base::Bind(&ChildThreadImpl::EnsureConnected,
                             channel_connected_factory_->GetWeakPtr()),