Allow linker initialization of lazy instance

content/browser/mock_resource_context.cc

 // Copyright (c) 2011 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 "content/browser/mock_resource_context.h"
 
 #include "base/lazy_instance.h"
 #include "net/url_request/url_request_test_util.h"
 
 namespace content {
 
 static base::LazyInstance<MockResourceContext>
-    g_mock_resource_context(base::LINKER_INITIALIZED);
+    g_mock_resource_context = LAZY_INSTANCE_INITIALIZER;
 
 MockResourceContext* MockResourceContext::GetInstance() {
   return &g_mock_resource_context.Get();
 }
 
 MockResourceContext::MockResourceContext()
     : test_request_context_(new TestURLRequestContext) {
   set_request_context(test_request_context_);
 }
 MockResourceContext::~MockResourceContext() {}
 
 void MockResourceContext::EnsureInitialized() const {}
 
 }  // namespace content