Remove implicit conversions from scoped_refptr to T* in chrome/browser/extensions/api/

chrome/browser/extensions/api/system_memory/memory_info_provider.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/api/system_memory/memory_info_provider.h"
 
 #include "base/sys_info.h"
 
 namespace extensions {
 
@@ skipping 21 matching lines @@
   info_.capacity = static_cast<double>(base::SysInfo::AmountOfPhysicalMemory());
   info_.available_capacity =
       static_cast<double>(base::SysInfo::AmountOfAvailablePhysicalMemory());
   return true;
 }
 
 // static
 MemoryInfoProvider* MemoryInfoProvider::Get() {
   if (provider_.Get().get() == NULL)
     provider_.Get() = new MemoryInfoProvider();
-  return provider_.Get();
+  return provider_.Get().get();
 }
 
 }  // namespace extensions