Require explicit selection of traits for LazyInstance

content/browser/renderer_host/render_widget_host_impl.cc

 // Copyright (c) 2012 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/renderer_host/render_widget_host_impl.h"
 
 #include <math.h>
 
 #include <set>
 #include <tuple>
@@ skipping 109 matching lines @@
 
 namespace content {
 namespace {
 
 bool g_check_for_pending_resize_ack = true;
 
 // <process id, routing id>
 using RenderWidgetHostID = std::pair<int32_t, int32_t>;
 using RoutingIDWidgetMap =
     base::hash_map<RenderWidgetHostID, RenderWidgetHostImpl*>;
-base::LazyInstance<RoutingIDWidgetMap> g_routing_id_widget_map =
-    LAZY_INSTANCE_INITIALIZER;
+base::LazyInstance<RoutingIDWidgetMap>::DestructorAtExit
+    g_routing_id_widget_map = LAZY_INSTANCE_INITIALIZER;
 
 // Implements the RenderWidgetHostIterator interface. It keeps a list of
 // RenderWidgetHosts, and makes sure it returns a live RenderWidgetHost at each
 // iteration (or NULL if there isn't any left).
 class RenderWidgetHostIteratorImpl : public RenderWidgetHostIterator {
  public:
   RenderWidgetHostIteratorImpl()
       : current_index_(0) {
   }
 
@@ skipping 2373 matching lines @@
     // different from the receiver's.
     file_system_file.url =
         GURL(storage::GetIsolatedFileSystemRootURIString(
                  file_system_url.origin(), filesystem_id, std::string())
                  .append(register_name));
     file_system_file.filesystem_id = filesystem_id;
   }
 }
 
 }  // namespace content