[tracing] Fix resident size of malloc dump provider when tcmalloc is used

base/allocator/allocator_extension.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 "base/allocator/allocator_extension.h"
 
 #include "base/logging.h"
 
 namespace base {
 namespace allocator {
@@ skipping 34 matching lines @@
   thunks::SetGetStatsFunction(get_stats_function);
 }
 
 void SetReleaseFreeMemoryFunction(
     thunks::ReleaseFreeMemoryFunction release_free_memory_function) {
   DCHECK_EQ(thunks::GetReleaseFreeMemoryFunction(),
             reinterpret_cast<thunks::ReleaseFreeMemoryFunction>(NULL));
   thunks::SetReleaseFreeMemoryFunction(release_free_memory_function);
 }
 
+void SetGetNumericPropertyFunction(
+    thunks::GetNumericPropertyFunction get_numeric_property_function) {
+  DCHECK_EQ(thunks::GetGetNumericPropertyFunction(),
+            reinterpret_cast<thunks::GetNumericPropertyFunction>(NULL));
+  thunks::SetGetNumericPropertyFunction(get_numeric_property_function);
+}
+
 }  // namespace allocator
 }  // namespace base