Make possible to check memory allocations inside chromium

third_party/tcmalloc/chromium/src/gperftools/tcmalloc.h

 /* Copyright (c) 2003, 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 95 matching lines @@
   PERFTOOLS_DLL_DECL struct mallinfo tc_mallinfo(void) __THROW;
 #endif
 
   // This is an alias for MallocExtension::instance()->GetAllocatedSize().
   // It is equivalent to
   //    OS X: malloc_size()
   //    glibc: malloc_usable_size()
   //    Windows: _msize()
   PERFTOOLS_DLL_DECL size_t tc_malloc_size(void* ptr) __THROW;
 
+  // Does not call std::new_handler if the allocation fails but returns NULL.
+  // This is for callers that want to handle this situation in a special way.
+  PERFTOOLS_DLL_DECL void* tc_malloc_skip_new_handler(size_t size) __THROW;
+
 #ifdef __cplusplus
   PERFTOOLS_DLL_DECL int tc_set_new_mode(int flag) __THROW;
   PERFTOOLS_DLL_DECL void* tc_new(size_t size);
   PERFTOOLS_DLL_DECL void* tc_new_nothrow(size_t size,
                                           const std::nothrow_t&) __THROW;
   PERFTOOLS_DLL_DECL void tc_delete(void* p) __THROW;
   PERFTOOLS_DLL_DECL void tc_delete_nothrow(void* p,
                                             const std::nothrow_t&) __THROW;
   PERFTOOLS_DLL_DECL void* tc_newarray(size_t size);
   PERFTOOLS_DLL_DECL void* tc_newarray_nothrow(size_t size,
                                                const std::nothrow_t&) __THROW;
   PERFTOOLS_DLL_DECL void tc_deletearray(void* p) __THROW;
   PERFTOOLS_DLL_DECL void tc_deletearray_nothrow(void* p,
                                                  const std::nothrow_t&) __THROW;
 }
 #endif
 
 #endif  // #ifndef TCMALLOC_TCMALLOC_H_