Allow linker initialization of lazy instance

chrome/renderer/extensions/renderer_extension_bindings.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 "chrome/renderer/extensions/renderer_extension_bindings.h"
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 27 matching lines @@
 
 struct ExtensionData {
   struct PortData {
     int ref_count;  // how many contexts have a handle to this port
     bool disconnected;  // true if this port was forcefully disconnected
     PortData() : ref_count(0), disconnected(false) {}
   };
   std::map<int, PortData> ports;  // port ID -> data
 };
 
-static base::LazyInstance<ExtensionData> g_extension_data(
-    base::LINKER_INITIALIZED);
+static base::LazyInstance<ExtensionData> g_extension_data =
+    LINKER_ZERO_INITIALIZED;
 
 static bool HasPortData(int port_id) {
   return g_extension_data.Get().ports.find(port_id) !=
       g_extension_data.Get().ports.end();
 }
 
 static ExtensionData::PortData& GetPortData(int port_id) {
   return g_extension_data.Get().ports[port_id];
 }
 
@@ skipping 225 matching lines @@
 
     std::vector<v8::Handle<v8::Value> > arguments;
     arguments.push_back(v8::String::New(message.c_str(), message.size()));
     arguments.push_back(port_id_handle);
     CHECK((*it)->CallChromeHiddenMethod("Port.dispatchOnMessage",
                                         arguments.size(),
                                         &arguments[0],
                                         NULL));
   }
 }