base: Add support for malloc zones to the allocator shim

base/allocator/allocator_shim_override_glibc_weak_symbols.h

 // Copyright 2016 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.
 
 #ifdef BASE_ALLOCATOR_ALLOCATOR_SHIM_OVERRIDE_GLIBC_WEAK_SYMBOLS_H_
 #error This header is meant to be included only once by allocator_shim.cc
 #endif
 #define BASE_ALLOCATOR_ALLOCATOR_SHIM_OVERRIDE_GLIBC_WEAK_SYMBOLS_H_
 
 // Alias the internal Glibc symbols to the shim entry points.
@@ skipping 21 matching lines @@
 #else
 #define MALLOC_HOOK_MAYBE_VOLATILE __MALLOC_HOOK_VOLATILE
 #endif
 
 extern "C" {
 
 // 1) Re-define malloc_hook weak symbols.
 namespace {
 
 void* GlibcMallocHook(size_t size, const void* caller) {
-  return ShimMalloc(size);
+  return ShimMalloc(size, nullptr);
 }
 
 void* GlibcReallocHook(void* ptr, size_t size, const void* caller) {
-  return ShimRealloc(ptr, size);
+  return ShimRealloc(ptr, size, nullptr);
 }
 
 void GlibcFreeHook(void* ptr, const void* caller) {
-  return ShimFree(ptr);
+  return ShimFree(ptr, nullptr);
 }
 
 void* GlibcMemalignHook(size_t align, size_t size, const void* caller) {
-  return ShimMemalign(align, size);
+  return ShimMemalign(align, size, nullptr);
 }
 
 }  // namespace
 
 SHIM_ALWAYS_EXPORT void* (*MALLOC_HOOK_MAYBE_VOLATILE __malloc_hook)(
     size_t,
     const void*) = &GlibcMallocHook;
 
 SHIM_ALWAYS_EXPORT void* (*MALLOC_HOOK_MAYBE_VOLATILE __realloc_hook)(
     void*,
@@ skipping 36 matching lines @@
 SHIM_ALWAYS_EXPORT int __posix_memalign(void** r, size_t a, size_t s)
     SHIM_ALIAS_SYMBOL(ShimPosixMemalign);
 
 }  // extern "C"
 
 // Safety check.
 #if !defined(__GLIBC__)
 #error The target platform does not seem to use Glibc. Disable the allocator \
 shim by setting use_experimental_allocator_shim=false in GN args.
 #endif