Make possible to check memory allocations inside chromium

third_party/tcmalloc/chromium/src/debugallocation.cc

 // Copyright (c) 2000, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
@@ skipping 1399 matching lines @@
   void *p = do_debug_memalign_or_debug_cpp_memalign(pagesize, size);
   MallocHook::InvokeNewHook(p, size);
   return p;
 }
 
 // malloc_stats just falls through to the base implementation.
 extern "C" PERFTOOLS_DLL_DECL void tc_malloc_stats(void) __THROW {
   BASE_MALLOC_STATS();
 }
 
+extern "C" PERFTOOLS_DLL_DECL void tc_try_malloc(size_t size) __THROW {
+  return do_malloc(size);
+}
+
 extern "C" PERFTOOLS_DLL_DECL int tc_mallopt(int cmd, int value) __THROW {
   return BASE_MALLOPT(cmd, value);
 }
 
 #ifdef HAVE_STRUCT_MALLINFO
 extern "C" PERFTOOLS_DLL_DECL struct mallinfo tc_mallinfo(void) __THROW {
   return BASE_MALLINFO();
 }
 #endif
 
 extern "C" PERFTOOLS_DLL_DECL size_t tc_malloc_size(void* ptr) __THROW {
   return MallocExtension::instance()->GetAllocatedSize(ptr);
 }