Route calls to tcmalloc MallocExtension through allocator agnostic interface

content/browser/tcmalloc_internals_request_job.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/tcmalloc_internals_request_job.h"
 
+#include "base/allocator/allocator_extension.h"
 #include "content/common/child_process_messages.h"
 #include "content/public/browser/browser_child_process_host_iterator.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/process_type.h"
 
-#if defined(USE_TCMALLOC)
-#include "third_party/tcmalloc/chromium/src/gperftools/malloc_extension.h"
-#endif
-
 namespace content {
 
 // static
 AboutTcmallocOutputs* AboutTcmallocOutputs::GetInstance() {
   return Singleton<AboutTcmallocOutputs>::get();
 }
 
 AboutTcmallocOutputs::AboutTcmallocOutputs() {}
 
 AboutTcmallocOutputs::~AboutTcmallocOutputs() {}
@@ skipping 54 matching lines @@
   data->append("reload to get stats as of this page load.</p>\n");
   data->append("<table width=\"100%\">\n");
 
   AboutTcmallocOutputs::GetInstance()->DumpToHTMLTable(data);
 
   data->append("</body></html>\n");
 
   // Populate the collector with stats from the local browser process
   // and send off requests to all the renderer processes.
   char buffer[1024 * 32];
-  MallocExtension::instance()->GetStats(buffer, sizeof(buffer));
+  base::allocator::GetStats(buffer, sizeof(buffer));
   std::string browser("Browser");
   AboutTcmallocOutputs::GetInstance()->SetOutput(browser, buffer);
 
   for (BrowserChildProcessHostIterator iter; !iter.Done(); ++iter) {
     iter.Send(new ChildProcessMsg_GetTcmallocStats);
   }
 
   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, base::Bind(
       &RequestTcmallocStatsFromChildRenderProcesses));
 }
 #endif
 
 bool TcmallocInternalsRequestJob::GetData(std::string* mime_type,
                                           std::string* charset,
                                           std::string* data) const {
   mime_type->assign("text/html");
   charset->assign("UTF8");
 
   data->clear();
 #if defined(USE_TCMALLOC)
   AboutTcmalloc(data);
 #endif
   return true;
 }
 
 } // namespace content