[Eraser] Remove chrome://tcmalloc

base/allocator/allocator_extension_thunks.cc

Index: base/allocator/allocator_extension_thunks.cc
diff --git a/base/allocator/allocator_extension_thunks.cc b/base/allocator/allocator_extension_thunks.cc
index fa87499686b75d0a2295ddbfa738042842875dda..8dedb986caf50803f34942d1b0721afa282bf36e 100644
--- a/base/allocator/allocator_extension_thunks.cc
+++ b/base/allocator/allocator_extension_thunks.cc
@@ -17,18 +17,9 @@ namespace thunks {
 // can depend on it. This file can't depend on anything else in base, including
 // logging.
 
-static GetStatsFunction g_get_stats_function = NULL;
 static ReleaseFreeMemoryFunction g_release_free_memory_function = NULL;
 static GetNumericPropertyFunction g_get_numeric_property_function = NULL;
 
-void SetGetStatsFunction(GetStatsFunction get_stats_function) {
-  g_get_stats_function = get_stats_function;
-}
-
-GetStatsFunction GetGetStatsFunction() {
-  return g_get_stats_function;
-}
-
 void SetReleaseFreeMemoryFunction(
     ReleaseFreeMemoryFunction release_free_memory_function) {
   g_release_free_memory_function = release_free_memory_function;