Fix up strings Sky passes to base/trace_event

sky/engine/core/fetch/ResourceFetcher.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
     Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
@@ skipping 676 matching lines @@
 void ResourceFetcher::willTerminateResourceLoader(ResourceLoader* loader)
 {
     if (m_loaders && m_loaders->contains(loader))
         m_loaders->remove(loader);
     if (m_multipartLoaders && m_multipartLoaders->contains(loader))
         m_multipartLoaders->remove(loader);
 }
 
 void ResourceFetcher::willStartLoadingResource(Resource* resource, ResourceRequest& request)
 {
-    TRACE_EVENT_ASYNC_BEGIN2("net", "Resource", resource, "url", resource->url().string().ascii().data(), "priority", resource->resourceRequest().priority());
+      TRACE_EVENT_ASYNC_BEGIN2(
+          "net", "Resource", resource, "url",
+          TRACE_STR_COPY(resource->url().string().ascii().data()), "priority",

[jamesr, 2015/04/29 00:12:46]

same here

+      resource->resourceRequest().priority());
 }
 
 void ResourceFetcher::stopFetching()
 {
     if (m_multipartLoaders)
         m_multipartLoaders->cancelAll();
     if (m_loaders)
         m_loaders->cancelAll();
 }
 
@@ skipping 52 matching lines @@
     case Revalidate:
         ++m_revalidateCount;
         return;
     case Use:
         ++m_useCount;
         return;
     }
 }
 
 }